2388980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10859}}^1$

素因数の和:10879

約数の個数: 24

約数和(自身を含む): 5473440

約数和(自身を除く): 3084460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 10859, 21718, 43436, 54295, 108590, 119449, 217180, 238898, 477796, 597245, 1194490, 2388980]

約数ペア:

[(1, 2388980), (2, 1194490), (4, 597245), (5, 477796), (10, 238898), (11, 217180), (20, 119449), (22, 108590), (44, 54295), (55, 43436), (110, 21718), (220, 10859)]