8425520

素因数分解:

$2^4\times 5^1\times {\mathrm{105319}}^1$

素因数の和:105332

約数の個数: 20

約数和(自身を含む): 19589520

約数和(自身を除く): 11164000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105319, 210638, 421276, 526595, 842552, 1053190, 1685104, 2106380, 4212760, 8425520]

約数ペア:

[(1, 8425520), (2, 4212760), (4, 2106380), (5, 1685104), (8, 1053190), (10, 842552), (16, 526595), (20, 421276), (40, 210638), (80, 105319)]