20151870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{671729}}^1$

素因数の和:671739

約数の個数: 16

約数和(自身を含む): 48364560

約数和(自身を除く): 28212690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 671729, 1343458, 2015187, 3358645, 4030374, 6717290, 10075935, 20151870]

約数ペア:

[(1, 20151870), (2, 10075935), (3, 6717290), (5, 4030374), (6, 3358645), (10, 2015187), (15, 1343458), (30, 671729)]