15881270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2440

約数の個数: 32

約数和(自身を含む): 30870720

約数和(自身を除く): 14989450

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 2381, 3335, 4762, 6670, 11905, 23810, 54763, 69049, 109526, 138098, 273815, 345245, 547630, 690490, 1588127, 3176254, 7940635, 15881270]

約数ペア:

[(1, 15881270), (2, 7940635), (5, 3176254), (10, 1588127), (23, 690490), (29, 547630), (46, 345245), (58, 273815), (115, 138098), (145, 109526), (230, 69049), (290, 54763), (667, 23810), (1334, 11905), (2381, 6670), (3335, 4762)]