207957620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{799837}}^1$

素因数の和:799859

約数の個数: 24

約数和(自身を含む): 470304744

約数和(自身を除く): 262347124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 799837, 1599674, 3199348, 3999185, 7998370, 10397881, 15996740, 20795762, 41591524, 51989405, 103978810, 207957620]

約数ペア:

[(1, 207957620), (2, 103978810), (4, 51989405), (5, 41591524), (10, 20795762), (13, 15996740), (20, 10397881), (26, 7998370), (52, 3999185), (65, 3199348), (130, 1599674), (260, 799837)]