90249080

素因数分解:

$2^3\times 5^1\times {\mathrm{2256227}}^1$

素因数の和:2256238

約数の個数: 16

約数和(自身を含む): 203060520

約数和(自身を除く): 112811440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2256227, 4512454, 9024908, 11281135, 18049816, 22562270, 45124540, 90249080]

約数ペア:

[(1, 90249080), (2, 45124540), (4, 22562270), (5, 18049816), (8, 11281135), (10, 9024908), (20, 4512454), (40, 2256227)]