136240180

素因数分解:

$2^2\times 5^1\times {\mathrm{6812009}}^1$

素因数の和:6812018

約数の個数: 12

約数和(自身を含む): 286104420

約数和(自身を除く): 149864240

約数列:

[1, 2, 4, 5, 10, 20, 6812009, 13624018, 27248036, 34060045, 68120090, 136240180]

約数ペア:

[(1, 136240180), (2, 68120090), (4, 34060045), (5, 27248036), (10, 13624018), (20, 6812009)]