20550872090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2850329}}^1$

素因数の和:2850446

約数の個数: 32

約数和(自身を含む): 42686542080

約数和(自身を除く): 22135669990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 7210, 2850329, 5700658, 14251645, 19952303, 28503290, 39904606, 99761515, 199523030, 293583887, 587167774, 1467919435, 2055087209, 2935838870, 4110174418, 10275436045, 20550872090]

約数ペア:

[(1, 20550872090), (2, 10275436045), (5, 4110174418), (7, 2935838870), (10, 2055087209), (14, 1467919435), (35, 587167774), (70, 293583887), (103, 199523030), (206, 99761515), (515, 39904606), (721, 28503290), (1030, 19952303), (1442, 14251645), (3605, 5700658), (7210, 2850329)]