13820140

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5441}}^1$

素因数の和:5577

約数の個数: 24

約数和(自身を含む): 29256192

約数和(自身を除く): 15436052

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 5441, 10882, 21764, 27205, 54410, 108820, 691007, 1382014, 2764028, 3455035, 6910070, 13820140]

約数ペア:

[(1, 13820140), (2, 6910070), (4, 3455035), (5, 2764028), (10, 1382014), (20, 691007), (127, 108820), (254, 54410), (508, 27205), (635, 21764), (1270, 10882), (2540, 5441)]