5144320

素因数分解:

$2^8\times 5^1\times {\mathrm{4019}}^1$

素因数の和:4040

約数の個数: 36

約数和(自身を含む): 12325320

約数和(自身を除く): 7181000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4019, 8038, 16076, 20095, 32152, 40190, 64304, 80380, 128608, 160760, 257216, 321520, 514432, 643040, 1028864, 1286080, 2572160, 5144320]

約数ペア:

[(1, 5144320), (2, 2572160), (4, 1286080), (5, 1028864), (8, 643040), (10, 514432), (16, 321520), (20, 257216), (32, 160760), (40, 128608), (64, 80380), (80, 64304), (128, 40190), (160, 32152), (256, 20095), (320, 16076), (640, 8038), (1280, 4019)]