12826880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1$

素因数の和:943

約数の個数: 72

約数和(自身を含む): 33554304

約数和(自身を除く): 20727424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 911, 1280, 1408, 1760, 1822, 2816, 3520, 3644, 4555, 7040, 7288, 9110, 10021, 14080, 14576, 18220, 20042, 29152, 36440, 40084, 50105, 58304, 72880, 80168, 100210, 116608, 145760, 160336, 200420, 233216, 291520, 320672, 400840, 583040, 641344, 801680, 1166080, 1282688, 1603360, 2565376, 3206720, 6413440, 12826880]

約数ペア:

[(1, 12826880), (2, 6413440), (4, 3206720), (5, 2565376), (8, 1603360), (10, 1282688), (11, 1166080), (16, 801680), (20, 641344), (22, 583040), (32, 400840), (40, 320672), (44, 291520), (55, 233216), (64, 200420), (80, 160336), (88, 145760), (110, 116608), (128, 100210), (160, 80168), (176, 72880), (220, 58304), (256, 50105), (320, 40084), (352, 36440), (440, 29152), (640, 20042), (704, 18220), (880, 14576), (911, 14080), (1280, 10021), (1408, 9110), (1760, 7288), (1822, 7040), (2816, 4555), (3520, 3644)]