63217420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{451553}}^1$

素因数の和:451569

約数の個数: 24

約数和(自身を含む): 151722144

約数和(自身を除く): 88504724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 451553, 903106, 1806212, 2257765, 3160871, 4515530, 6321742, 9031060, 12643484, 15804355, 31608710, 63217420]

約数ペア:

[(1, 63217420), (2, 31608710), (4, 15804355), (5, 12643484), (7, 9031060), (10, 6321742), (14, 4515530), (20, 3160871), (28, 2257765), (35, 1806212), (70, 903106), (140, 451553)]