86405080

素因数分解:

$2^3\times 5^1\times {\mathrm{2160127}}^1$

素因数の和:2160138

約数の個数: 16

約数和(自身を含む): 194411520

約数和(自身を除く): 108006440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2160127, 4320254, 8640508, 10800635, 17281016, 21601270, 43202540, 86405080]

約数ペア:

[(1, 86405080), (2, 43202540), (4, 21601270), (5, 17281016), (8, 10800635), (10, 8640508), (20, 4320254), (40, 2160127)]