53340440

素因数分解:

$2^3\times 5^1\times {\mathrm{1333511}}^1$

素因数の和:1333522

約数の個数: 16

約数和(自身を含む): 120016080

約数和(自身を除く): 66675640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1333511, 2667022, 5334044, 6667555, 10668088, 13335110, 26670220, 53340440]

約数ペア:

[(1, 53340440), (2, 26670220), (4, 13335110), (5, 10668088), (8, 6667555), (10, 5334044), (20, 2667022), (40, 1333511)]