674150680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{33911}}^1$

素因数の和:34000

約数の個数: 64

約数和(自身を含む): 1757998080

約数和(自身を除く): 1083847400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 19880, 33911, 67822, 135644, 169555, 237377, 271288, 339110, 474754, 678220, 949508, 1186885, 1356440, 1899016, 2373770, 2407681, 4747540, 4815362, 9495080, 9630724, 12038405, 16853767, 19261448, 24076810, 33707534, 48153620, 67415068, 84268835, 96307240, 134830136, 168537670, 337075340, 674150680]

約数ペア:

[(1, 674150680), (2, 337075340), (4, 168537670), (5, 134830136), (7, 96307240), (8, 84268835), (10, 67415068), (14, 48153620), (20, 33707534), (28, 24076810), (35, 19261448), (40, 16853767), (56, 12038405), (70, 9630724), (71, 9495080), (140, 4815362), (142, 4747540), (280, 2407681), (284, 2373770), (355, 1899016), (497, 1356440), (568, 1186885), (710, 949508), (994, 678220), (1420, 474754), (1988, 339110), (2485, 271288), (2840, 237377), (3976, 169555), (4970, 135644), (9940, 67822), (19880, 33911)]