7641940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3571}}^1$

素因数の和:3687

約数の個数: 24

約数和(自身を含む): 16202592

約数和(自身を除く): 8560652

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 3571, 7142, 14284, 17855, 35710, 71420, 382097, 764194, 1528388, 1910485, 3820970, 7641940]

約数ペア:

[(1, 7641940), (2, 3820970), (4, 1910485), (5, 1528388), (10, 764194), (20, 382097), (107, 71420), (214, 35710), (428, 17855), (535, 14284), (1070, 7142), (2140, 3571)]