28920110

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{4079}}^1$

素因数の和:4795

約数の個数: 16

約数和(自身を含む): 52142400

約数和(自身を除く): 23222290

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 4079, 7090, 8158, 20395, 40790, 2892011, 5784022, 14460055, 28920110]

約数ペア:

[(1, 28920110), (2, 14460055), (5, 5784022), (10, 2892011), (709, 40790), (1418, 20395), (3545, 8158), (4079, 7090)]