126434840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{451553}}^1$

素因数の和:451571

約数の個数: 32

約数和(自身を含む): 325118880

約数和(自身を除く): 198684040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 451553, 903106, 1806212, 2257765, 3160871, 3612424, 4515530, 6321742, 9031060, 12643484, 15804355, 18062120, 25286968, 31608710, 63217420, 126434840]

約数ペア:

[(1, 126434840), (2, 63217420), (4, 31608710), (5, 25286968), (7, 18062120), (8, 15804355), (10, 12643484), (14, 9031060), (20, 6321742), (28, 4515530), (35, 3612424), (40, 3160871), (56, 2257765), (70, 1806212), (140, 903106), (280, 451553)]