38905960

素因数分解:

$2^3\times 5^1\times {\mathrm{972649}}^1$

素因数の和:972660

約数の個数: 16

約数和(自身を含む): 87538500

約数和(自身を除く): 48632540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 972649, 1945298, 3890596, 4863245, 7781192, 9726490, 19452980, 38905960]

約数ペア:

[(1, 38905960), (2, 19452980), (4, 9726490), (5, 7781192), (8, 4863245), (10, 3890596), (20, 1945298), (40, 972649)]