Factors of 4020
The factors of 4020 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020. It has 24 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 4020 is a whole number that divides it with nothing left over. You only need to test the numbers up to √4020 ≈ 63.40; 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 11424. Without 4020 itself that is 7404, so 4020 is an abundant number.
LaTeX source of the formulas on this page
\[ 4020 = 2^{2} \times 3 \times 5 \times 67 \]Factor pairs of 4020
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 4020 | 1 × 4020 = 4020 |
| 2 | 2010 | 2 × 2010 = 4020 |
| 3 | 1340 | 3 × 1340 = 4020 |
| 4 | 1005 | 4 × 1005 = 4020 |
| 5 | 804 | 5 × 804 = 4020 |
| 6 | 670 | 6 × 670 = 4020 |
| 10 | 402 | 10 × 402 = 4020 |
| 12 | 335 | 12 × 335 = 4020 |
| 15 | 268 | 15 × 268 = 4020 |
| 20 | 201 | 20 × 201 = 4020 |
| 30 | 134 | 30 × 134 = 4020 |
| 60 | 67 | 60 × 67 = 4020 |
Questions
What are the factors of 4020?
The factors of 4020 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020. It has 24 factors.
What are the prime factors of 4020?
2, 3, 5, 67. As a product: × 3 × 5 × 67.
How many factors does 4020 have?
4020 has 24 factors (12 factor pairs).
What is the sum of the factors of 4020?
11424.
Is 4020 a prime number?
No. It is divisible by 2, so 4020 = 2 × 2010.