20858730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8377}}^1$

素因数の和:8470

約数の個数: 32

約数和(自身を含む): 50670144

約数和(自身を除く): 29811414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 8377, 16754, 25131, 41885, 50262, 83770, 125655, 251310, 695291, 1390582, 2085873, 3476455, 4171746, 6952910, 10429365, 20858730]

約数ペア:

[(1, 20858730), (2, 10429365), (3, 6952910), (5, 4171746), (6, 3476455), (10, 2085873), (15, 1390582), (30, 695291), (83, 251310), (166, 125655), (249, 83770), (415, 50262), (498, 41885), (830, 25131), (1245, 16754), (2490, 8377)]