12954280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{337}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 30207060

約数和(自身を除く): 17252780

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 337, 620, 674, 961, 1240, 1348, 1685, 1922, 2696, 3370, 3844, 4805, 6740, 7688, 9610, 10447, 13480, 19220, 20894, 38440, 41788, 52235, 83576, 104470, 208940, 323857, 417880, 647714, 1295428, 1619285, 2590856, 3238570, 6477140, 12954280]

約数ペア:

[(1, 12954280), (2, 6477140), (4, 3238570), (5, 2590856), (8, 1619285), (10, 1295428), (20, 647714), (31, 417880), (40, 323857), (62, 208940), (124, 104470), (155, 83576), (248, 52235), (310, 41788), (337, 38440), (620, 20894), (674, 19220), (961, 13480), (1240, 10447), (1348, 9610), (1685, 7688), (1922, 6740), (2696, 4805), (3370, 3844)]