13508865520

素因数分解:

$2^4\times 5^1\times {\mathrm{168860819}}^1$

素因数の和:168860832

約数の個数: 20

約数和(自身を含む): 31408112520

約数和(自身を除く): 17899247000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 168860819, 337721638, 675443276, 844304095, 1350886552, 1688608190, 2701773104, 3377216380, 6754432760, 13508865520]

約数ペア:

[(1, 13508865520), (2, 6754432760), (4, 3377216380), (5, 2701773104), (8, 1688608190), (10, 1350886552), (16, 844304095), (20, 675443276), (40, 337721638), (80, 168860819)]