28076090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{401087}}^1$

素因数の和:401101

約数の個数: 16

約数和(自身を含む): 57756672

約数和(自身を除く): 29680582

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 401087, 802174, 2005435, 2807609, 4010870, 5615218, 14038045, 28076090]

約数ペア:

[(1, 28076090), (2, 14038045), (5, 5615218), (7, 4010870), (10, 2807609), (14, 2005435), (35, 802174), (70, 401087)]