8940140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40637}}^1$

素因数の和:40657

約数の個数: 24

約数和(自身を含む): 20481552

約数和(自身を除く): 11541412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 40637, 81274, 162548, 203185, 406370, 447007, 812740, 894014, 1788028, 2235035, 4470070, 8940140]

約数ペア:

[(1, 8940140), (2, 4470070), (4, 2235035), (5, 1788028), (10, 894014), (11, 812740), (20, 447007), (22, 406370), (44, 203185), (55, 162548), (110, 81274), (220, 40637)]