20453020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{146093}}^1$

素因数の和:146109

約数の個数: 24

約数和(自身を含む): 49087584

約数和(自身を除く): 28634564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 146093, 292186, 584372, 730465, 1022651, 1460930, 2045302, 2921860, 4090604, 5113255, 10226510, 20453020]

約数ペア:

[(1, 20453020), (2, 10226510), (4, 5113255), (5, 4090604), (7, 2921860), (10, 2045302), (14, 1460930), (20, 1022651), (28, 730465), (35, 584372), (70, 292186), (140, 146093)]