8151820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3607}}^1$

素因数の和:3729

約数の個数: 24

約数和(自身を含む): 17275104

約数和(自身を除く): 9123284

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 3607, 7214, 14428, 18035, 36070, 72140, 407591, 815182, 1630364, 2037955, 4075910, 8151820]

約数ペア:

[(1, 8151820), (2, 4075910), (4, 2037955), (5, 1630364), (10, 815182), (20, 407591), (113, 72140), (226, 36070), (452, 18035), (565, 14428), (1130, 7214), (2260, 3607)]