55441520

素因数分解:

$2^4\times 5^1\times {\mathrm{693019}}^1$

素因数の和:693032

約数の個数: 20

約数和(自身を含む): 128901720

約数和(自身を除く): 73460200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 693019, 1386038, 2772076, 3465095, 5544152, 6930190, 11088304, 13860380, 27720760, 55441520]

約数ペア:

[(1, 55441520), (2, 27720760), (4, 13860380), (5, 11088304), (8, 6930190), (10, 5544152), (16, 3465095), (20, 2772076), (40, 1386038), (80, 693019)]