89409080

素因数分解:

$2^3\times 5^1\times {\mathrm{2235227}}^1$

素因数の和:2235238

約数の個数: 16

約数和(自身を含む): 201170520

約数和(自身を除く): 111761440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2235227, 4470454, 8940908, 11176135, 17881816, 22352270, 44704540, 89409080]

約数ペア:

[(1, 89409080), (2, 44704540), (4, 22352270), (5, 17881816), (8, 11176135), (10, 8940908), (20, 4470454), (40, 2235227)]