28170760

素因数分解:

$2^3\times 5^1\times {\mathrm{704269}}^1$

素因数の和:704280

約数の個数: 16

約数和(自身を含む): 63384300

約数和(自身を除く): 35213540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 704269, 1408538, 2817076, 3521345, 5634152, 7042690, 14085380, 28170760]

約数ペア:

[(1, 28170760), (2, 14085380), (4, 7042690), (5, 5634152), (8, 3521345), (10, 2817076), (20, 1408538), (40, 704269)]