23757640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5449}}^1$

素因数の和:5569

約数の個数: 32

約数和(自身を含む): 53955000

約数和(自身を除く): 30197360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5449, 10898, 21796, 27245, 43592, 54490, 108980, 217960, 593941, 1187882, 2375764, 2969705, 4751528, 5939410, 11878820, 23757640]

約数ペア:

[(1, 23757640), (2, 11878820), (4, 5939410), (5, 4751528), (8, 2969705), (10, 2375764), (20, 1187882), (40, 593941), (109, 217960), (218, 108980), (436, 54490), (545, 43592), (872, 27245), (1090, 21796), (2180, 10898), (4360, 5449)]