5640580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25639}}^1$

素因数の和:25659

約数の個数: 24

約数和(自身を含む): 12922560

約数和(自身を除く): 7281980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 25639, 51278, 102556, 128195, 256390, 282029, 512780, 564058, 1128116, 1410145, 2820290, 5640580]

約数ペア:

[(1, 5640580), (2, 2820290), (4, 1410145), (5, 1128116), (10, 564058), (11, 512780), (20, 282029), (22, 256390), (44, 128195), (55, 102556), (110, 51278), (220, 25639)]