54882740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2803}}^1$

素因数の和:2912

約数の個数: 48

約数和(自身を含む): 127189440

約数和(自身を除く): 72306700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 2803, 3916, 4895, 5606, 9790, 11212, 14015, 19580, 28030, 30833, 56060, 61666, 123332, 154165, 249467, 308330, 498934, 616660, 997868, 1247335, 2494670, 2744137, 4989340, 5488274, 10976548, 13720685, 27441370, 54882740]

約数ペア:

[(1, 54882740), (2, 27441370), (4, 13720685), (5, 10976548), (10, 5488274), (11, 4989340), (20, 2744137), (22, 2494670), (44, 1247335), (55, 997868), (89, 616660), (110, 498934), (178, 308330), (220, 249467), (356, 154165), (445, 123332), (890, 61666), (979, 56060), (1780, 30833), (1958, 28030), (2803, 19580), (3916, 14015), (4895, 11212), (5606, 9790)]