2164580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9839}}^1$

素因数の和:9859

約数の個数: 24

約数和(自身を含む): 4959360

約数和(自身を除く): 2794780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9839, 19678, 39356, 49195, 98390, 108229, 196780, 216458, 432916, 541145, 1082290, 2164580]

約数ペア:

[(1, 2164580), (2, 1082290), (4, 541145), (5, 432916), (10, 216458), (11, 196780), (20, 108229), (22, 98390), (44, 49195), (55, 39356), (110, 19678), (220, 9839)]