105520

素因数分解:

$2^4\times 5^1\times {\mathrm{1319}}^1$

素因数の和:1332

約数の個数: 20

約数和(自身を含む): 245520

約数和(自身を除く): 140000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1319, 2638, 5276, 6595, 10552, 13190, 21104, 26380, 52760, 105520]

約数ペア:

[(1, 105520), (2, 52760), (4, 26380), (5, 21104), (8, 13190), (10, 10552), (16, 6595), (20, 5276), (40, 2638), (80, 1319)]