2050876780

素因数分解:

$2^2\times 5^1\times {\mathrm{102543839}}^1$

素因数の和:102543848

約数の個数: 12

約数和(自身を含む): 4306841280

約数和(自身を除く): 2255964500

約数列:

[1, 2, 4, 5, 10, 20, 102543839, 205087678, 410175356, 512719195, 1025438390, 2050876780]

約数ペア:

[(1, 2050876780), (2, 1025438390), (4, 512719195), (5, 410175356), (10, 205087678), (20, 102543839)]