20247633020

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1531591}}^1$

素因数の和:1532261

約数の個数: 24

約数和(自身を含む): 42584383968

約数和(自身を除く): 22336750948

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 1531591, 3063182, 6126364, 7657955, 15315910, 30631820, 1012381651, 2024763302, 4049526604, 5061908255, 10123816510, 20247633020]

約数ペア:

[(1, 20247633020), (2, 10123816510), (4, 5061908255), (5, 4049526604), (10, 2024763302), (20, 1012381651), (661, 30631820), (1322, 15315910), (2644, 7657955), (3305, 6126364), (6610, 3063182), (13220, 1531591)]