2080345940

素因数分解:

$2^2\times 5^1\times {\mathrm{10151}}^1\times {\mathrm{10247}}^1$

素因数の和:20407

約数の個数: 24

約数和(自身を含む): 4369583232

約数和(自身を除く): 2289237292

約数列:

[1, 2, 4, 5, 10, 20, 10151, 10247, 20302, 20494, 40604, 40988, 50755, 51235, 101510, 102470, 203020, 204940, 104017297, 208034594, 416069188, 520086485, 1040172970, 2080345940]

約数ペア:

[(1, 2080345940), (2, 1040172970), (4, 520086485), (5, 416069188), (10, 208034594), (20, 104017297), (10151, 204940), (10247, 203020), (20302, 102470), (20494, 101510), (40604, 51235), (40988, 50755)]