20217076120

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2013653}}^1$

素因数の和:2013915

約数の個数: 32

約数和(自身を含む): 45669672720

約数和(自身を除く): 25452596600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 2013653, 4027306, 8054612, 10068265, 16109224, 20136530, 40273060, 80546120, 505426903, 1010853806, 2021707612, 2527134515, 4043415224, 5054269030, 10108538060, 20217076120]

約数ペア:

[(1, 20217076120), (2, 10108538060), (4, 5054269030), (5, 4043415224), (8, 2527134515), (10, 2021707612), (20, 1010853806), (40, 505426903), (251, 80546120), (502, 40273060), (1004, 20136530), (1255, 16109224), (2008, 10068265), (2510, 8054612), (5020, 4027306), (10040, 2013653)]