8979080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20407}}^1$

素因数の和:20429

約数の個数: 32

約数和(自身を含む): 22040640

約数和(自身を除く): 13061560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20407, 40814, 81628, 102035, 163256, 204070, 224477, 408140, 448954, 816280, 897908, 1122385, 1795816, 2244770, 4489540, 8979080]

約数ペア:

[(1, 8979080), (2, 4489540), (4, 2244770), (5, 1795816), (8, 1122385), (10, 897908), (11, 816280), (20, 448954), (22, 408140), (40, 224477), (44, 204070), (55, 163256), (88, 102035), (110, 81628), (220, 40814), (440, 20407)]