130512440

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{8609}}^1$

素因数の和:8999

約数の個数: 32

約数和(自身を含む): 294462000

約数和(自身を除く): 163949560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 8609, 15160, 17218, 34436, 43045, 68872, 86090, 172180, 344360, 3262811, 6525622, 13051244, 16314055, 26102488, 32628110, 65256220, 130512440]

約数ペア:

[(1, 130512440), (2, 65256220), (4, 32628110), (5, 26102488), (8, 16314055), (10, 13051244), (20, 6525622), (40, 3262811), (379, 344360), (758, 172180), (1516, 86090), (1895, 68872), (3032, 43045), (3790, 34436), (7580, 17218), (8609, 15160)]