84459280

素因数分解:

$2^4\times 5^1\times {\mathrm{1055741}}^1$

素因数の和:1055754

約数の個数: 20

約数和(自身を含む): 196368012

約数和(自身を除く): 111908732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1055741, 2111482, 4222964, 5278705, 8445928, 10557410, 16891856, 21114820, 42229640, 84459280]

約数ペア:

[(1, 84459280), (2, 42229640), (4, 21114820), (5, 16891856), (8, 10557410), (10, 8445928), (16, 5278705), (20, 4222964), (40, 2111482), (80, 1055741)]