28452170

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{4013}}^1$

素因数の和:4729

約数の個数: 16

約数和(自身を含む): 51298920

約数和(自身を除く): 22846750

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 4013, 7090, 8026, 20065, 40130, 2845217, 5690434, 14226085, 28452170]

約数ペア:

[(1, 28452170), (2, 14226085), (5, 5690434), (10, 2845217), (709, 40130), (1418, 20065), (3545, 8026), (4013, 7090)]