11222220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3529}}^1$

素因数の和:3594

約数の個数: 48

約数和(自身を含む): 32024160

約数和(自身を除く): 20801940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 3529, 7058, 10587, 14116, 17645, 21174, 35290, 42348, 52935, 70580, 105870, 187037, 211740, 374074, 561111, 748148, 935185, 1122222, 1870370, 2244444, 2805555, 3740740, 5611110, 11222220]

約数ペア:

[(1, 11222220), (2, 5611110), (3, 3740740), (4, 2805555), (5, 2244444), (6, 1870370), (10, 1122222), (12, 935185), (15, 748148), (20, 561111), (30, 374074), (53, 211740), (60, 187037), (106, 105870), (159, 70580), (212, 52935), (265, 42348), (318, 35290), (530, 21174), (636, 17645), (795, 14116), (1060, 10587), (1590, 7058), (3180, 3529)]