87081740

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{19181}}^1$

素因数の和:19417

約数の個数: 24

約数和(自身を含む): 183686832

約数和(自身を除く): 96605092

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 19181, 38362, 76724, 95905, 191810, 383620, 4354087, 8708174, 17416348, 21770435, 43540870, 87081740]

約数ペア:

[(1, 87081740), (2, 43540870), (4, 21770435), (5, 17416348), (10, 8708174), (20, 4354087), (227, 383620), (454, 191810), (908, 95905), (1135, 76724), (2270, 38362), (4540, 19181)]