8470840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30253}}^1$

素因数の和:30271

約数の個数: 32

約数和(自身を含む): 21782880

約数和(自身を除く): 13312040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30253, 60506, 121012, 151265, 211771, 242024, 302530, 423542, 605060, 847084, 1058855, 1210120, 1694168, 2117710, 4235420, 8470840]

約数ペア:

[(1, 8470840), (2, 4235420), (4, 2117710), (5, 1694168), (7, 1210120), (8, 1058855), (10, 847084), (14, 605060), (20, 423542), (28, 302530), (35, 242024), (40, 211771), (56, 151265), (70, 121012), (140, 60506), (280, 30253)]