2019947080

素因数分解:

$2^3\times 5^1\times {\mathrm{6911}}^1\times {\mathrm{7307}}^1$

素因数の和:14229

約数の個数: 32

約数和(自身を含む): 4546160640

約数和(自身を除く): 2526213560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6911, 7307, 13822, 14614, 27644, 29228, 34555, 36535, 55288, 58456, 69110, 73070, 138220, 146140, 276440, 292280, 50498677, 100997354, 201994708, 252493385, 403989416, 504986770, 1009973540, 2019947080]

約数ペア:

[(1, 2019947080), (2, 1009973540), (4, 504986770), (5, 403989416), (8, 252493385), (10, 201994708), (20, 100997354), (40, 50498677), (6911, 292280), (7307, 276440), (13822, 146140), (14614, 138220), (27644, 73070), (29228, 69110), (34555, 58456), (36535, 55288)]