89893340

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{8627}}^1$

素因数の和:9157

約数の個数: 24

約数和(自身を含む): 189160272

約数和(自身を除く): 99266932

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 8627, 10420, 17254, 34508, 43135, 86270, 172540, 4494667, 8989334, 17978668, 22473335, 44946670, 89893340]

約数ペア:

[(1, 89893340), (2, 44946670), (4, 22473335), (5, 17978668), (10, 8989334), (20, 4494667), (521, 172540), (1042, 86270), (2084, 43135), (2605, 34508), (5210, 17254), (8627, 10420)]