57481220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{19289}}^1$

素因数の和:19447

約数の個数: 24

約数和(自身を含む): 121527000

約数和(自身を除く): 64045780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 19289, 38578, 77156, 96445, 192890, 385780, 2874061, 5748122, 11496244, 14370305, 28740610, 57481220]

約数ペア:

[(1, 57481220), (2, 28740610), (4, 14370305), (5, 11496244), (10, 5748122), (20, 2874061), (149, 385780), (298, 192890), (596, 96445), (745, 77156), (1490, 38578), (2980, 19289)]