202012090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2885887}}^1$

素因数の和:2885901

約数の個数: 16

約数和(自身を含む): 415567872

約数和(自身を除く): 213555782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2885887, 5771774, 14429435, 20201209, 28858870, 40402418, 101006045, 202012090]

約数ペア:

[(1, 202012090), (2, 101006045), (5, 40402418), (7, 28858870), (10, 20201209), (14, 14429435), (35, 5771774), (70, 2885887)]