27471620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 63358848

約数和(自身を除く): 35887228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 647, 772, 965, 1294, 1930, 2123, 2588, 3235, 3860, 4246, 6470, 7117, 8492, 10615, 12940, 14234, 21230, 28468, 35585, 42460, 71170, 124871, 142340, 249742, 499484, 624355, 1248710, 1373581, 2497420, 2747162, 5494324, 6867905, 13735810, 27471620]

約数ペア:

[(1, 27471620), (2, 13735810), (4, 6867905), (5, 5494324), (10, 2747162), (11, 2497420), (20, 1373581), (22, 1248710), (44, 624355), (55, 499484), (110, 249742), (193, 142340), (220, 124871), (386, 71170), (647, 42460), (772, 35585), (965, 28468), (1294, 21230), (1930, 14234), (2123, 12940), (2588, 10615), (3235, 8492), (3860, 7117), (4246, 6470)]