90545080

素因数分解:

$2^3\times 5^1\times {\mathrm{2263627}}^1$

素因数の和:2263638

約数の個数: 16

約数和(自身を含む): 203726520

約数和(自身を除く): 113181440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2263627, 4527254, 9054508, 11318135, 18109016, 22636270, 45272540, 90545080]

約数ペア:

[(1, 90545080), (2, 45272540), (4, 22636270), (5, 18109016), (8, 11318135), (10, 9054508), (20, 4527254), (40, 2263627)]