101390140

素因数分解:

$2^2\times 5^1\times {\mathrm{5069507}}^1$

素因数の和:5069516

約数の個数: 12

約数和(自身を含む): 212919336

約数和(自身を除く): 111529196

約数列:

[1, 2, 4, 5, 10, 20, 5069507, 10139014, 20278028, 25347535, 50695070, 101390140]

約数ペア:

[(1, 101390140), (2, 50695070), (4, 25347535), (5, 20278028), (10, 10139014), (20, 5069507)]