157643960

素因数分解:

$2^3\times 5^1\times {\mathrm{3941099}}^1$

素因数の和:3941110

約数の個数: 16

約数和(自身を含む): 354699000

約数和(自身を除く): 197055040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3941099, 7882198, 15764396, 19705495, 31528792, 39410990, 78821980, 157643960]

約数ペア:

[(1, 157643960), (2, 78821980), (4, 39410990), (5, 31528792), (8, 19705495), (10, 15764396), (20, 7882198), (40, 3941099)]