28305182390

素因数分解:

$2^1\times 5^1\times {\mathrm{6781}}^1\times {\mathrm{417419}}^1$

素因数の和:424207

約数の個数: 16

約数和(自身を含む): 50956963920

約数和(自身を除く): 22651781530

約数列:

[1, 2, 5, 10, 6781, 13562, 33905, 67810, 417419, 834838, 2087095, 4174190, 2830518239, 5661036478, 14152591195, 28305182390]

約数ペア:

[(1, 28305182390), (2, 14152591195), (5, 5661036478), (10, 2830518239), (6781, 4174190), (13562, 2087095), (33905, 834838), (67810, 417419)]