6890180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31319}}^1$

素因数の和:31339

約数の個数: 24

約数和(自身を含む): 15785280

約数和(自身を除く): 8895100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 31319, 62638, 125276, 156595, 313190, 344509, 626380, 689018, 1378036, 1722545, 3445090, 6890180]

約数ペア:

[(1, 6890180), (2, 3445090), (4, 1722545), (5, 1378036), (10, 689018), (11, 626380), (20, 344509), (22, 313190), (44, 156595), (55, 125276), (110, 62638), (220, 31319)]