201421960

素因数分解:

$2^3\times 5^1\times {\mathrm{5035549}}^1$

素因数の和:5035560

約数の個数: 16

約数和(自身を含む): 453199500

約数和(自身を除く): 251777540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5035549, 10071098, 20142196, 25177745, 40284392, 50355490, 100710980, 201421960]

約数ペア:

[(1, 201421960), (2, 100710980), (4, 50355490), (5, 40284392), (8, 25177745), (10, 20142196), (20, 10071098), (40, 5035549)]