7415420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3671}}^1$

素因数の和:3781

約数の個数: 24

約数和(自身を含む): 15730848

約数和(自身を除く): 8315428

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 3671, 7342, 14684, 18355, 36710, 73420, 370771, 741542, 1483084, 1853855, 3707710, 7415420]

約数ペア:

[(1, 7415420), (2, 3707710), (4, 1853855), (5, 1483084), (10, 741542), (20, 370771), (101, 73420), (202, 36710), (404, 18355), (505, 14684), (1010, 7342), (2020, 3671)]