3747440

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 8801520

約数和(自身を除く): 5054080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 337, 556, 674, 695, 1112, 1348, 1390, 1685, 2224, 2696, 2780, 3370, 5392, 5560, 6740, 11120, 13480, 26960, 46843, 93686, 187372, 234215, 374744, 468430, 749488, 936860, 1873720, 3747440]

約数ペア:

[(1, 3747440), (2, 1873720), (4, 936860), (5, 749488), (8, 468430), (10, 374744), (16, 234215), (20, 187372), (40, 93686), (80, 46843), (139, 26960), (278, 13480), (337, 11120), (556, 6740), (674, 5560), (695, 5392), (1112, 3370), (1348, 2780), (1390, 2696), (1685, 2224)]