55610920

素因数分解:

$2^3\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1279}}^1$

素因数の和:2377

約数の個数: 32

約数和(自身を含む): 125337600

約数和(自身を除く): 69726680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1087, 1279, 2174, 2558, 4348, 5116, 5435, 6395, 8696, 10232, 10870, 12790, 21740, 25580, 43480, 51160, 1390273, 2780546, 5561092, 6951365, 11122184, 13902730, 27805460, 55610920]

約数ペア:

[(1, 55610920), (2, 27805460), (4, 13902730), (5, 11122184), (8, 6951365), (10, 5561092), (20, 2780546), (40, 1390273), (1087, 51160), (1279, 43480), (2174, 25580), (2558, 21740), (4348, 12790), (5116, 10870), (5435, 10232), (6395, 8696)]