627220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2851}}^1$

素因数の和:2871

約数の個数: 24

約数和(自身を含む): 1437408

約数和(自身を除く): 810188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2851, 5702, 11404, 14255, 28510, 31361, 57020, 62722, 125444, 156805, 313610, 627220]

約数ペア:

[(1, 627220), (2, 313610), (4, 156805), (5, 125444), (10, 62722), (11, 57020), (20, 31361), (22, 28510), (44, 14255), (55, 11404), (110, 5702), (220, 2851)]