7897880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4201}}^1$

素因数の和:4259

約数の個数: 32

約数和(自身を含む): 18152640

約数和(自身を除く): 10254760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 4201, 8402, 16804, 21005, 33608, 42010, 84020, 168040, 197447, 394894, 789788, 987235, 1579576, 1974470, 3948940, 7897880]

約数ペア:

[(1, 7897880), (2, 3948940), (4, 1974470), (5, 1579576), (8, 987235), (10, 789788), (20, 394894), (40, 197447), (47, 168040), (94, 84020), (188, 42010), (235, 33608), (376, 21005), (470, 16804), (940, 8402), (1880, 4201)]