268882990

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{193441}}^1$

素因数の和:193587

約数の個数: 16

約数和(自身を含む): 487473840

約数和(自身を除く): 218590850

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 193441, 386882, 967205, 1934410, 26888299, 53776598, 134441495, 268882990]

約数ペア:

[(1, 268882990), (2, 134441495), (5, 53776598), (10, 26888299), (139, 1934410), (278, 967205), (695, 386882), (1390, 193441)]