201489740

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{44381}}^1$

素因数の和:44617

約数の個数: 24

約数和(自身を含む): 425002032

約数和(自身を除く): 223512292

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 44381, 88762, 177524, 221905, 443810, 887620, 10074487, 20148974, 40297948, 50372435, 100744870, 201489740]

約数ペア:

[(1, 201489740), (2, 100744870), (4, 50372435), (5, 40297948), (10, 20148974), (20, 10074487), (227, 887620), (454, 443810), (908, 221905), (1135, 177524), (2270, 88762), (4540, 44381)]