131760290

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^2\times {\mathrm{1109}}^1$

素因数の和:1334

約数の個数: 24

約数和(自身を含む): 239580180

約数和(自身を除く): 107819890

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1109, 2218, 5545, 11090, 11881, 23762, 59405, 118810, 120881, 241762, 604405, 1208810, 13176029, 26352058, 65880145, 131760290]

約数ペア:

[(1, 131760290), (2, 65880145), (5, 26352058), (10, 13176029), (109, 1208810), (218, 604405), (545, 241762), (1090, 120881), (1109, 118810), (2218, 59405), (5545, 23762), (11090, 11881)]