12390490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{177007}}^1$

素因数の和:177021

約数の個数: 16

約数和(自身を含む): 25489152

約数和(自身を除く): 13098662

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 177007, 354014, 885035, 1239049, 1770070, 2478098, 6195245, 12390490]

約数ペア:

[(1, 12390490), (2, 6195245), (5, 2478098), (7, 1770070), (10, 1239049), (14, 885035), (35, 354014), (70, 177007)]