208134320

素因数分解:

$2^4\times 5^1\times {\mathrm{2601679}}^1$

素因数の和:2601692

約数の個数: 20

約数和(自身を含む): 483912480

約数和(自身を除く): 275778160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2601679, 5203358, 10406716, 13008395, 20813432, 26016790, 41626864, 52033580, 104067160, 208134320]

約数ペア:

[(1, 208134320), (2, 104067160), (4, 52033580), (5, 41626864), (8, 26016790), (10, 20813432), (16, 13008395), (20, 10406716), (40, 5203358), (80, 2601679)]