20014990

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5281}}^1$

素因数の和:5667

約数の個数: 16

約数和(自身を含む): 36128880

約数和(自身を除く): 16113890

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 5281, 10562, 26405, 52810, 2001499, 4002998, 10007495, 20014990]

約数ペア:

[(1, 20014990), (2, 10007495), (5, 4002998), (10, 2001499), (379, 52810), (758, 26405), (1895, 10562), (3790, 5281)]