2957480

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{691}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 6726240

約数和(自身を除く): 3768760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 691, 856, 1070, 1382, 2140, 2764, 3455, 4280, 5528, 6910, 13820, 27640, 73937, 147874, 295748, 369685, 591496, 739370, 1478740, 2957480]

約数ペア:

[(1, 2957480), (2, 1478740), (4, 739370), (5, 591496), (8, 369685), (10, 295748), (20, 147874), (40, 73937), (107, 27640), (214, 13820), (428, 6910), (535, 5528), (691, 4280), (856, 3455), (1070, 2764), (1382, 2140)]