15820660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27277}}^1$

素因数の和:27315

約数の個数: 24

約数和(自身を含む): 34370280

約数和(自身を除く): 18549620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 27277, 54554, 109108, 136385, 272770, 545540, 791033, 1582066, 3164132, 3955165, 7910330, 15820660]

約数ペア:

[(1, 15820660), (2, 7910330), (4, 3955165), (5, 3164132), (10, 1582066), (20, 791033), (29, 545540), (58, 272770), (116, 136385), (145, 109108), (290, 54554), (580, 27277)]