2018353670

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1\times {\mathrm{2543}}^1$

素因数の和:3260

約数の個数: 32

約数和(自身を含む): 3667023360

約数和(自身を除く): 1648669690

約数列:

[1, 2, 5, 10, 139, 278, 571, 695, 1142, 1390, 2543, 2855, 5086, 5710, 12715, 25430, 79369, 158738, 353477, 396845, 706954, 793690, 1452053, 1767385, 2904106, 3534770, 7260265, 14520530, 201835367, 403670734, 1009176835, 2018353670]

約数ペア:

[(1, 2018353670), (2, 1009176835), (5, 403670734), (10, 201835367), (139, 14520530), (278, 7260265), (571, 3534770), (695, 2904106), (1142, 1767385), (1390, 1452053), (2543, 793690), (2855, 706954), (5086, 396845), (5710, 353477), (12715, 158738), (25430, 79369)]