12831760

素因数分解:

$2^4\times 5^1\times {\mathrm{160397}}^1$

素因数の和:160410

約数の個数: 20

約数和(自身を含む): 29834028

約数和(自身を除く): 17002268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160397, 320794, 641588, 801985, 1283176, 1603970, 2566352, 3207940, 6415880, 12831760]

約数ペア:

[(1, 12831760), (2, 6415880), (4, 3207940), (5, 2566352), (8, 1603970), (10, 1283176), (16, 801985), (20, 641588), (40, 320794), (80, 160397)]