1078400

素因数分解:

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

素因数の和:361

約数の個数: 48

約数和(自身を含む): 2671890

約数和(自身を除く): 1593490

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 337, 400, 640, 674, 800, 1348, 1600, 1685, 2696, 3200, 3370, 5392, 6740, 8425, 10784, 13480, 16850, 21568, 26960, 33700, 43136, 53920, 67400, 107840, 134800, 215680, 269600, 539200, 1078400]

約数ペア:

[(1, 1078400), (2, 539200), (4, 269600), (5, 215680), (8, 134800), (10, 107840), (16, 67400), (20, 53920), (25, 43136), (32, 33700), (40, 26960), (50, 21568), (64, 16850), (80, 13480), (100, 10784), (128, 8425), (160, 6740), (200, 5392), (320, 3370), (337, 3200), (400, 2696), (640, 1685), (674, 1600), (800, 1348)]