27705760

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4027}}^1$

素因数の和:4085

約数の個数: 48

約数和(自身を含む): 66993696

約数和(自身を除く): 39287936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 4027, 6880, 8054, 16108, 20135, 32216, 40270, 64432, 80540, 128864, 161080, 173161, 322160, 346322, 644320, 692644, 865805, 1385288, 1731610, 2770576, 3463220, 5541152, 6926440, 13852880, 27705760]

約数ペア:

[(1, 27705760), (2, 13852880), (4, 6926440), (5, 5541152), (8, 3463220), (10, 2770576), (16, 1731610), (20, 1385288), (32, 865805), (40, 692644), (43, 644320), (80, 346322), (86, 322160), (160, 173161), (172, 161080), (215, 128864), (344, 80540), (430, 64432), (688, 40270), (860, 32216), (1376, 20135), (1720, 16108), (3440, 8054), (4027, 6880)]