27640280

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5441}}^1$

素因数の和:5579

約数の個数: 32

約数和(自身を含む): 62691840

約数和(自身を除く): 35051560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 5441, 10882, 21764, 27205, 43528, 54410, 108820, 217640, 691007, 1382014, 2764028, 3455035, 5528056, 6910070, 13820140, 27640280]

約数ペア:

[(1, 27640280), (2, 13820140), (4, 6910070), (5, 5528056), (8, 3455035), (10, 2764028), (20, 1382014), (40, 691007), (127, 217640), (254, 108820), (508, 54410), (635, 43528), (1016, 27205), (1270, 21764), (2540, 10882), (5080, 5441)]