638287510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2713}}^1\times {\mathrm{3361}}^1$

素因数の和:6088

約数の個数: 32

約数和(自身を含む): 1313923392

約数和(自身を除く): 675635882

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2713, 3361, 5426, 6722, 13565, 16805, 18991, 23527, 27130, 33610, 37982, 47054, 94955, 117635, 189910, 235270, 9118393, 18236786, 45591965, 63828751, 91183930, 127657502, 319143755, 638287510]

約数ペア:

[(1, 638287510), (2, 319143755), (5, 127657502), (7, 91183930), (10, 63828751), (14, 45591965), (35, 18236786), (70, 9118393), (2713, 235270), (3361, 189910), (5426, 117635), (6722, 94955), (13565, 47054), (16805, 37982), (18991, 33610), (23527, 27130)]