28675060

素因数分解:

$2^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1319}}^1$

素因数の和:2415

約数の個数: 24

約数和(自身を含む): 60318720

約数和(自身を除く): 31643660

約数列:

[1, 2, 4, 5, 10, 20, 1087, 1319, 2174, 2638, 4348, 5276, 5435, 6595, 10870, 13190, 21740, 26380, 1433753, 2867506, 5735012, 7168765, 14337530, 28675060]

約数ペア:

[(1, 28675060), (2, 14337530), (4, 7168765), (5, 5735012), (10, 2867506), (20, 1433753), (1087, 26380), (1319, 21740), (2174, 13190), (2638, 10870), (4348, 6595), (5276, 5435)]