2905520

素因数分解:

$2^4\times 5^1\times {\mathrm{36319}}^1$

素因数の和:36332

約数の個数: 20

約数和(自身を含む): 6755520

約数和(自身を除く): 3850000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36319, 72638, 145276, 181595, 290552, 363190, 581104, 726380, 1452760, 2905520]

約数ペア:

[(1, 2905520), (2, 1452760), (4, 726380), (5, 581104), (8, 363190), (10, 290552), (16, 181595), (20, 145276), (40, 72638), (80, 36319)]