20108730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12647}}^1$

素因数の和:12710

約数の個数: 32

約数和(自身を含む): 49175424

約数和(自身を除く): 29066694

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12647, 25294, 37941, 63235, 75882, 126470, 189705, 379410, 670291, 1340582, 2010873, 3351455, 4021746, 6702910, 10054365, 20108730]

約数ペア:

[(1, 20108730), (2, 10054365), (3, 6702910), (5, 4021746), (6, 3351455), (10, 2010873), (15, 1340582), (30, 670291), (53, 379410), (106, 189705), (159, 126470), (265, 75882), (318, 63235), (530, 37941), (795, 25294), (1590, 12647)]