20158170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{671939}}^1$

素因数の和:671949

約数の個数: 16

約数和(自身を含む): 48379680

約数和(自身を除く): 28221510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 671939, 1343878, 2015817, 3359695, 4031634, 6719390, 10079085, 20158170]

約数ペア:

[(1, 20158170), (2, 10079085), (3, 6719390), (5, 4031634), (6, 3359695), (10, 2015817), (15, 1343878), (30, 671939)]