20161502120

素因数分解:

$2^3\times 5^1\times {\mathrm{504037553}}^1$

素因数の和:504037564

約数の個数: 16

約数和(自身を含む): 45363379860

約数和(自身を除く): 25201877740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504037553, 1008075106, 2016150212, 2520187765, 4032300424, 5040375530, 10080751060, 20161502120]

約数ペア:

[(1, 20161502120), (2, 10080751060), (4, 5040375530), (5, 4032300424), (8, 2520187765), (10, 2016150212), (20, 1008075106), (40, 504037553)]