686080

素因数分解:

$2^{11}\times 5^1\times {\mathrm{67}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 1670760

約数和(自身を除く): 984680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 512, 536, 640, 670, 1024, 1072, 1280, 1340, 2048, 2144, 2560, 2680, 4288, 5120, 5360, 8576, 10240, 10720, 17152, 21440, 34304, 42880, 68608, 85760, 137216, 171520, 343040, 686080]

約数ペア:

[(1, 686080), (2, 343040), (4, 171520), (5, 137216), (8, 85760), (10, 68608), (16, 42880), (20, 34304), (32, 21440), (40, 17152), (64, 10720), (67, 10240), (80, 8576), (128, 5360), (134, 5120), (160, 4288), (256, 2680), (268, 2560), (320, 2144), (335, 2048), (512, 1340), (536, 1280), (640, 1072), (670, 1024)]