2080971785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{309899}}^1$

素因数の和:310000

約数の個数: 16

約数和(自身を含む): 2677536000

約数和(自身を除く): 596564215

約数列:

[1, 5, 17, 79, 85, 395, 1343, 6715, 309899, 1549495, 5268283, 24482021, 26341415, 122410105, 416194357, 2080971785]

約数ペア:

[(1, 2080971785), (5, 416194357), (17, 122410105), (79, 26341415), (85, 24482021), (395, 5268283), (1343, 1549495), (6715, 309899)]