20267740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59611}}^1$

素因数の和:59637

約数の個数: 24

約数和(自身を含む): 45066672

約数和(自身を除く): 24798932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59611, 119222, 238444, 298055, 596110, 1013387, 1192220, 2026774, 4053548, 5066935, 10133870, 20267740]

約数ペア:

[(1, 20267740), (2, 10133870), (4, 5066935), (5, 4053548), (10, 2026774), (17, 1192220), (20, 1013387), (34, 596110), (68, 298055), (85, 238444), (170, 119222), (340, 59611)]