12927320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 33583680

約数和(自身を除く): 20656360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 337, 548, 674, 685, 959, 1096, 1348, 1370, 1685, 1918, 2359, 2696, 2740, 3370, 3836, 4718, 4795, 5480, 6740, 7672, 9436, 9590, 11795, 13480, 18872, 19180, 23590, 38360, 46169, 47180, 92338, 94360, 184676, 230845, 323183, 369352, 461690, 646366, 923380, 1292732, 1615915, 1846760, 2585464, 3231830, 6463660, 12927320]

約数ペア:

[(1, 12927320), (2, 6463660), (4, 3231830), (5, 2585464), (7, 1846760), (8, 1615915), (10, 1292732), (14, 923380), (20, 646366), (28, 461690), (35, 369352), (40, 323183), (56, 230845), (70, 184676), (137, 94360), (140, 92338), (274, 47180), (280, 46169), (337, 38360), (548, 23590), (674, 19180), (685, 18872), (959, 13480), (1096, 11795), (1348, 9590), (1370, 9436), (1685, 7672), (1918, 6740), (2359, 5480), (2696, 4795), (2740, 4718), (3370, 3836)]