6688340

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2441}}^1$

素因数の和:2587

約数の個数: 24

約数和(自身を含む): 14153832

約数和(自身を除く): 7465492

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2441, 2740, 4882, 9764, 12205, 24410, 48820, 334417, 668834, 1337668, 1672085, 3344170, 6688340]

約数ペア:

[(1, 6688340), (2, 3344170), (4, 1672085), (5, 1337668), (10, 668834), (20, 334417), (137, 48820), (274, 24410), (548, 12205), (685, 9764), (1370, 4882), (2441, 2740)]