2049260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1297}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 4361280

約数和(自身を除く): 2312020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1297, 1580, 2594, 5188, 6485, 12970, 25940, 102463, 204926, 409852, 512315, 1024630, 2049260]

約数ペア:

[(1, 2049260), (2, 1024630), (4, 512315), (5, 409852), (10, 204926), (20, 102463), (79, 25940), (158, 12970), (316, 6485), (395, 5188), (790, 2594), (1297, 1580)]