804574180

素因数分解:

$2^2\times 5^1\times {\mathrm{40228709}}^1$

素因数の和:40228718

約数の個数: 12

約数和(自身を含む): 1689605820

約数和(自身を除く): 885031640

約数列:

[1, 2, 4, 5, 10, 20, 40228709, 80457418, 160914836, 201143545, 402287090, 804574180]

約数ペア:

[(1, 804574180), (2, 402287090), (4, 201143545), (5, 160914836), (10, 80457418), (20, 40228709)]