2020179620

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{619687}}^1$

素因数の和:619859

約数の個数: 24

約数和(自身を含む): 4268410944

約数和(自身を除く): 2248231324

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 619687, 1239374, 2478748, 3098435, 6196870, 12393740, 101008981, 202017962, 404035924, 505044905, 1010089810, 2020179620]

約数ペア:

[(1, 2020179620), (2, 1010089810), (4, 505044905), (5, 404035924), (10, 202017962), (20, 101008981), (163, 12393740), (326, 6196870), (652, 3098435), (815, 2478748), (1630, 1239374), (3260, 619687)]