12996040

素因数分解:

$2^3\times 5^1\times {\mathrm{324901}}^1$

素因数の和:324912

約数の個数: 16

約数和(自身を含む): 29241180

約数和(自身を除く): 16245140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 324901, 649802, 1299604, 1624505, 2599208, 3249010, 6498020, 12996040]

約数ペア:

[(1, 12996040), (2, 6498020), (4, 3249010), (5, 2599208), (8, 1624505), (10, 1299604), (20, 649802), (40, 324901)]