27911580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{719}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 78382080

約数和(自身を除く): 50470500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 719, 1294, 1438, 1941, 2157, 2588, 2876, 3235, 3595, 3882, 4314, 6470, 7190, 7764, 8628, 9705, 10785, 12940, 14380, 19410, 21570, 38820, 43140, 465193, 930386, 1395579, 1860772, 2325965, 2791158, 4651930, 5582316, 6977895, 9303860, 13955790, 27911580]

約数ペア:

[(1, 27911580), (2, 13955790), (3, 9303860), (4, 6977895), (5, 5582316), (6, 4651930), (10, 2791158), (12, 2325965), (15, 1860772), (20, 1395579), (30, 930386), (60, 465193), (647, 43140), (719, 38820), (1294, 21570), (1438, 19410), (1941, 14380), (2157, 12940), (2588, 10785), (2876, 9705), (3235, 8628), (3595, 7764), (3882, 7190), (4314, 6470)]