205121740

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{45181}}^1$

素因数の和:45417

約数の個数: 24

約数和(自身を含む): 432662832

約数和(自身を除く): 227541092

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 45181, 90362, 180724, 225905, 451810, 903620, 10256087, 20512174, 41024348, 51280435, 102560870, 205121740]

約数ペア:

[(1, 205121740), (2, 102560870), (4, 51280435), (5, 41024348), (10, 20512174), (20, 10256087), (227, 903620), (454, 451810), (908, 225905), (1135, 180724), (2270, 90362), (4540, 45181)]