399045310

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 725040000

約数和(自身を除く): 325994690

約数列:

[1, 2, 5, 10, 211, 379, 422, 499, 758, 998, 1055, 1895, 2110, 2495, 3790, 4990, 79969, 105289, 159938, 189121, 210578, 378242, 399845, 526445, 799690, 945605, 1052890, 1891210, 39904531, 79809062, 199522655, 399045310]

約数ペア:

[(1, 399045310), (2, 199522655), (5, 79809062), (10, 39904531), (211, 1891210), (379, 1052890), (422, 945605), (499, 799690), (758, 526445), (998, 399845), (1055, 378242), (1895, 210578), (2110, 189121), (2495, 159938), (3790, 105289), (4990, 79969)]