15804980

素因数分解:

$2^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1087}}^1$

素因数の和:1823

約数の個数: 24

約数和(自身を含む): 33266688

約数和(自身を除く): 17461708

約数列:

[1, 2, 4, 5, 10, 20, 727, 1087, 1454, 2174, 2908, 3635, 4348, 5435, 7270, 10870, 14540, 21740, 790249, 1580498, 3160996, 3951245, 7902490, 15804980]

約数ペア:

[(1, 15804980), (2, 7902490), (4, 3951245), (5, 3160996), (10, 1580498), (20, 790249), (727, 21740), (1087, 14540), (1454, 10870), (2174, 7270), (2908, 5435), (3635, 4348)]