11577820

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2909}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 24444000

約数和(自身を除く): 12866180

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 2909, 3980, 5818, 11636, 14545, 29090, 58180, 578891, 1157782, 2315564, 2894455, 5788910, 11577820]

約数ペア:

[(1, 11577820), (2, 5788910), (4, 2894455), (5, 2315564), (10, 1157782), (20, 578891), (199, 58180), (398, 29090), (796, 14545), (995, 11636), (1990, 5818), (2909, 3980)]