139780270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{19387}}^1$

素因数の和:19504

約数の個数: 32

約数和(自身を含む): 290354688

約数和(自身を除く): 150574418

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 7210, 19387, 38774, 96935, 135709, 193870, 271418, 678545, 1357090, 1996861, 3993722, 9984305, 13978027, 19968610, 27956054, 69890135, 139780270]

約数ペア:

[(1, 139780270), (2, 69890135), (5, 27956054), (7, 19968610), (10, 13978027), (14, 9984305), (35, 3993722), (70, 1996861), (103, 1357090), (206, 678545), (515, 271418), (721, 193870), (1030, 135709), (1442, 96935), (3605, 38774), (7210, 19387)]