8321080

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{751}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 18815040

約数和(自身を除く): 10493960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 751, 1108, 1385, 1502, 2216, 2770, 3004, 3755, 5540, 6008, 7510, 11080, 15020, 30040, 208027, 416054, 832108, 1040135, 1664216, 2080270, 4160540, 8321080]

約数ペア:

[(1, 8321080), (2, 4160540), (4, 2080270), (5, 1664216), (8, 1040135), (10, 832108), (20, 416054), (40, 208027), (277, 30040), (554, 15020), (751, 11080), (1108, 7510), (1385, 6008), (1502, 5540), (2216, 3755), (2770, 3004)]