20061260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12697}}^1$

素因数の和:12785

約数の個数: 24

約数和(自身を含む): 42665280

約数和(自身を除く): 22604020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 12697, 25394, 50788, 63485, 126970, 253940, 1003063, 2006126, 4012252, 5015315, 10030630, 20061260]

約数ペア:

[(1, 20061260), (2, 10030630), (4, 5015315), (5, 4012252), (10, 2006126), (20, 1003063), (79, 253940), (158, 126970), (316, 63485), (395, 50788), (790, 25394), (1580, 12697)]