Factors of 3520
The factors of 3520 are 1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520. It has 28 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 3520 is a whole number that divides it with nothing left over. You only need to test the numbers up to √3520 ≈ 59.33; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 28 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: the sum is 9144. Without 3520 itself that is 5624, so 3520 is an abundant number.
LaTeX source of the formulas on this page
\[ 3520 = 2^{6} \times 5 \times 11 \]Factor pairs of 3520
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 3520 | 1 × 3520 = 3520 |
| 2 | 1760 | 2 × 1760 = 3520 |
| 4 | 880 | 4 × 880 = 3520 |
| 5 | 704 | 5 × 704 = 3520 |
| 8 | 440 | 8 × 440 = 3520 |
| 10 | 352 | 10 × 352 = 3520 |
| 11 | 320 | 11 × 320 = 3520 |
| 16 | 220 | 16 × 220 = 3520 |
| 20 | 176 | 20 × 176 = 3520 |
| 22 | 160 | 22 × 160 = 3520 |
| 32 | 110 | 32 × 110 = 3520 |
| 40 | 88 | 40 × 88 = 3520 |
| 44 | 80 | 44 × 80 = 3520 |
| 55 | 64 | 55 × 64 = 3520 |
Questions
What are the factors of 3520?
The factors of 3520 are 1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520. It has 28 factors.
What are the prime factors of 3520?
2, 5, 11. As a product: × 5 × 11.
How many factors does 3520 have?
3520 has 28 factors (14 factor pairs).
What is the sum of the factors of 3520?
9144.
Is 3520 a prime number?
No. It is divisible by 2, so 3520 = 2 × 1760.