23191640

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3557}}^1$

素因数の和:3731

約数の個数: 32

約数和(自身を含む): 52516080

約数和(自身を除く): 29324440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 3557, 6520, 7114, 14228, 17785, 28456, 35570, 71140, 142280, 579791, 1159582, 2319164, 2898955, 4638328, 5797910, 11595820, 23191640]

約数ペア:

[(1, 23191640), (2, 11595820), (4, 5797910), (5, 4638328), (8, 2898955), (10, 2319164), (20, 1159582), (40, 579791), (163, 142280), (326, 71140), (652, 35570), (815, 28456), (1304, 17785), (1630, 14228), (3260, 7114), (3557, 6520)]