40393780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{288527}}^1$

素因数の和:288543

約数の個数: 24

約数和(自身を含む): 96945408

約数和(自身を除く): 56551628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 288527, 577054, 1154108, 1442635, 2019689, 2885270, 4039378, 5770540, 8078756, 10098445, 20196890, 40393780]

約数ペア:

[(1, 40393780), (2, 20196890), (4, 10098445), (5, 8078756), (7, 5770540), (10, 4039378), (14, 2885270), (20, 2019689), (28, 1442635), (35, 1154108), (70, 577054), (140, 288527)]