475420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2161}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 1089648

約数和(自身を除く): 614228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2161, 4322, 8644, 10805, 21610, 23771, 43220, 47542, 95084, 118855, 237710, 475420]

約数ペア:

[(1, 475420), (2, 237710), (4, 118855), (5, 95084), (10, 47542), (11, 43220), (20, 23771), (22, 21610), (44, 10805), (55, 8644), (110, 4322), (220, 2161)]