20195005940

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{772571}}^1$

素因数の和:773887

約数の個数: 24

約数和(自身を含む): 42442015392

約数和(自身を除く): 22247009452

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6535, 13070, 26140, 772571, 1545142, 3090284, 3862855, 7725710, 15451420, 1009750297, 2019500594, 4039001188, 5048751485, 10097502970, 20195005940]

約数ペア:

[(1, 20195005940), (2, 10097502970), (4, 5048751485), (5, 4039001188), (10, 2019500594), (20, 1009750297), (1307, 15451420), (2614, 7725710), (5228, 3862855), (6535, 3090284), (13070, 1545142), (26140, 772571)]