403923620

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{19937}}^1$

素因数の和:20959

約数の個数: 24

約数和(自身を含む): 849119544

約数和(自身を除く): 445195924

約数列:

[1, 2, 4, 5, 10, 20, 1013, 2026, 4052, 5065, 10130, 19937, 20260, 39874, 79748, 99685, 199370, 398740, 20196181, 40392362, 80784724, 100980905, 201961810, 403923620]

約数ペア:

[(1, 403923620), (2, 201961810), (4, 100980905), (5, 80784724), (10, 40392362), (20, 20196181), (1013, 398740), (2026, 199370), (4052, 99685), (5065, 79748), (10130, 39874), (19937, 20260)]