54243020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208627}}^1$

素因数の和:208649

約数の個数: 24

約数和(自身を含む): 122673264

約数和(自身を除く): 68430244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 208627, 417254, 834508, 1043135, 2086270, 2712151, 4172540, 5424302, 10848604, 13560755, 27121510, 54243020]

約数ペア:

[(1, 54243020), (2, 27121510), (4, 13560755), (5, 10848604), (10, 5424302), (13, 4172540), (20, 2712151), (26, 2086270), (52, 1043135), (65, 834508), (130, 417254), (260, 208627)]