171120140

素因数分解:

$2^2\times 5^1\times {\mathrm{8556007}}^1$

素因数の和:8556016

約数の個数: 12

約数和(自身を含む): 359352336

約数和(自身を除く): 188232196

約数列:

[1, 2, 4, 5, 10, 20, 8556007, 17112014, 34224028, 42780035, 85560070, 171120140]

約数ペア:

[(1, 171120140), (2, 85560070), (4, 42780035), (5, 34224028), (10, 17112014), (20, 8556007)]