90861460

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{11987}}^1$

素因数の和:12375

約数の個数: 24

約数和(自身を含む): 191328480

約数和(自身を除く): 100467020

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 11987, 23974, 47948, 59935, 119870, 239740, 4543073, 9086146, 18172292, 22715365, 45430730, 90861460]

約数ペア:

[(1, 90861460), (2, 45430730), (4, 22715365), (5, 18172292), (10, 9086146), (20, 4543073), (379, 239740), (758, 119870), (1516, 59935), (1895, 47948), (3790, 23974), (7580, 11987)]