Factors of 3220
The factors of 3220 are 1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220. It has 24 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 3220 is a whole number that divides it with nothing left over. You only need to test the numbers up to √3220 ≈ 56.75; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 24 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: the sum is 8064. Without 3220 itself that is 4844, so 3220 is an abundant number.
LaTeX source of the formulas on this page
\[ 3220 = 2^{2} \times 5 \times 7 \times 23 \]Factor pairs of 3220
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 3220 | 1 × 3220 = 3220 |
| 2 | 1610 | 2 × 1610 = 3220 |
| 4 | 805 | 4 × 805 = 3220 |
| 5 | 644 | 5 × 644 = 3220 |
| 7 | 460 | 7 × 460 = 3220 |
| 10 | 322 | 10 × 322 = 3220 |
| 14 | 230 | 14 × 230 = 3220 |
| 20 | 161 | 20 × 161 = 3220 |
| 23 | 140 | 23 × 140 = 3220 |
| 28 | 115 | 28 × 115 = 3220 |
| 35 | 92 | 35 × 92 = 3220 |
| 46 | 70 | 46 × 70 = 3220 |
Questions
What are the factors of 3220?
The factors of 3220 are 1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220. It has 24 factors.
What are the prime factors of 3220?
2, 5, 7, 23. As a product: × 5 × 7 × 23.
How many factors does 3220 have?
3220 has 24 factors (12 factor pairs).
What is the sum of the factors of 3220?
8064.
Is 3220 a prime number?
No. It is divisible by 2, so 3220 = 2 × 1610.