28983040

素因数分解:

$2^8\times 5^1\times {\mathrm{22643}}^1$

素因数の和:22664

約数の個数: 36

約数和(自身を含む): 69426504

約数和(自身を除く): 40443464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22643, 45286, 90572, 113215, 181144, 226430, 362288, 452860, 724576, 905720, 1449152, 1811440, 2898304, 3622880, 5796608, 7245760, 14491520, 28983040]

約数ペア:

[(1, 28983040), (2, 14491520), (4, 7245760), (5, 5796608), (8, 3622880), (10, 2898304), (16, 1811440), (20, 1449152), (32, 905720), (40, 724576), (64, 452860), (80, 362288), (128, 226430), (160, 181144), (256, 113215), (320, 90572), (640, 45286), (1280, 22643)]