49420180

素因数分解:

$2^2\times 5^1\times {\mathrm{2471009}}^1$

素因数の和:2471018

約数の個数: 12

約数和(自身を含む): 103782420

約数和(自身を除く): 54362240

約数列:

[1, 2, 4, 5, 10, 20, 2471009, 4942018, 9884036, 12355045, 24710090, 49420180]

約数ペア:

[(1, 49420180), (2, 24710090), (4, 12355045), (5, 9884036), (10, 4942018), (20, 2471009)]