17402680

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1291}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 39302640

約数和(自身を除く): 21899960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1291, 1348, 1685, 2582, 2696, 3370, 5164, 6455, 6740, 10328, 12910, 13480, 25820, 51640, 435067, 870134, 1740268, 2175335, 3480536, 4350670, 8701340, 17402680]

約数ペア:

[(1, 17402680), (2, 8701340), (4, 4350670), (5, 3480536), (8, 2175335), (10, 1740268), (20, 870134), (40, 435067), (337, 51640), (674, 25820), (1291, 13480), (1348, 12910), (1685, 10328), (2582, 6740), (2696, 6455), (3370, 5164)]