2997620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2111}}^1$

素因数の和:2191

約数の個数: 24

約数和(自身を含む): 6386688

約数和(自身を除く): 3389068

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2111, 4222, 8444, 10555, 21110, 42220, 149881, 299762, 599524, 749405, 1498810, 2997620]

約数ペア:

[(1, 2997620), (2, 1498810), (4, 749405), (5, 599524), (10, 299762), (20, 149881), (71, 42220), (142, 21110), (284, 10555), (355, 8444), (710, 4222), (1420, 2111)]