1623040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{317}}^1$

素因数の和:342

約数の個数: 44

約数和(自身を含む): 3905676

約数和(自身を除く): 2282636

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 317, 320, 512, 634, 640, 1024, 1268, 1280, 1585, 2536, 2560, 3170, 5072, 5120, 6340, 10144, 12680, 20288, 25360, 40576, 50720, 81152, 101440, 162304, 202880, 324608, 405760, 811520, 1623040]

約数ペア:

[(1, 1623040), (2, 811520), (4, 405760), (5, 324608), (8, 202880), (10, 162304), (16, 101440), (20, 81152), (32, 50720), (40, 40576), (64, 25360), (80, 20288), (128, 12680), (160, 10144), (256, 6340), (317, 5120), (320, 5072), (512, 3170), (634, 2560), (640, 2536), (1024, 1585), (1268, 1280)]