9988580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71347}}^1$

素因数の和:71363

約数の個数: 24

約数和(自身を含む): 23972928

約数和(自身を除く): 13984348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 71347, 142694, 285388, 356735, 499429, 713470, 998858, 1426940, 1997716, 2497145, 4994290, 9988580]

約数ペア:

[(1, 9988580), (2, 4994290), (4, 2497145), (5, 1997716), (7, 1426940), (10, 998858), (14, 713470), (20, 499429), (28, 356735), (35, 285388), (70, 142694), (140, 71347)]