3801820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1571}}^1$

素因数の和:1602

約数の個数: 36

約数和(自身を含む): 8781192

約数和(自身を除く): 4979372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1571, 2420, 3142, 6284, 7855, 15710, 17281, 31420, 34562, 69124, 86405, 172810, 190091, 345620, 380182, 760364, 950455, 1900910, 3801820]

約数ペア:

[(1, 3801820), (2, 1900910), (4, 950455), (5, 760364), (10, 380182), (11, 345620), (20, 190091), (22, 172810), (44, 86405), (55, 69124), (110, 34562), (121, 31420), (220, 17281), (242, 15710), (484, 7855), (605, 6284), (1210, 3142), (1571, 2420)]