13038580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5981}}^1$

素因数の和:6099

約数の個数: 24

約数和(自身を含む): 27636840

約数和(自身を除く): 14598260

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5981, 11962, 23924, 29905, 59810, 119620, 651929, 1303858, 2607716, 3259645, 6519290, 13038580]

約数ペア:

[(1, 13038580), (2, 6519290), (4, 3259645), (5, 2607716), (10, 1303858), (20, 651929), (109, 119620), (218, 59810), (436, 29905), (545, 23924), (1090, 11962), (2180, 5981)]