51112120

素因数分解:

$2^3\times 5^1\times {\mathrm{1277803}}^1$

素因数の和:1277814

約数の個数: 16

約数和(自身を含む): 115002360

約数和(自身を除く): 63890240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1277803, 2555606, 5111212, 6389015, 10222424, 12778030, 25556060, 51112120]

約数ペア:

[(1, 51112120), (2, 25556060), (4, 12778030), (5, 10222424), (8, 6389015), (10, 5111212), (20, 2555606), (40, 1277803)]