51484040

素因数分解:

$2^3\times 5^1\times {\mathrm{1287101}}^1$

素因数の和:1287112

約数の個数: 16

約数和(自身を含む): 115839180

約数和(自身を除く): 64355140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1287101, 2574202, 5148404, 6435505, 10296808, 12871010, 25742020, 51484040]

約数ペア:

[(1, 51484040), (2, 25742020), (4, 12871010), (5, 10296808), (8, 6435505), (10, 5148404), (20, 2574202), (40, 1287101)]