201259365220

素因数分解:

$2^2\times 5^1\times {\mathrm{23911}}^1\times {\mathrm{420851}}^1$

素因数の和:444771

約数の個数: 24

約数和(自身を含む): 422663347008

約数和(自身を除く): 221403981788

約数列:

[1, 2, 4, 5, 10, 20, 23911, 47822, 95644, 119555, 239110, 420851, 478220, 841702, 1683404, 2104255, 4208510, 8417020, 10062968261, 20125936522, 40251873044, 50314841305, 100629682610, 201259365220]

約数ペア:

[(1, 201259365220), (2, 100629682610), (4, 50314841305), (5, 40251873044), (10, 20125936522), (20, 10062968261), (23911, 8417020), (47822, 4208510), (95644, 2104255), (119555, 1683404), (239110, 841702), (420851, 478220)]