193689520

素因数分解:

$2^4\times 5^1\times {\mathrm{2421119}}^1$

素因数の和:2421132

約数の個数: 20

約数和(自身を含む): 450328320

約数和(自身を除く): 256638800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2421119, 4842238, 9684476, 12105595, 19368952, 24211190, 38737904, 48422380, 96844760, 193689520]

約数ペア:

[(1, 193689520), (2, 96844760), (4, 48422380), (5, 38737904), (8, 24211190), (10, 19368952), (16, 12105595), (20, 9684476), (40, 4842238), (80, 2421119)]