2011082720

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{6469}}^1$

素因数の和:6580

約数の個数: 96

約数和(自身を含む): 4989146400

約数和(自身を除く): 2978063680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 67, 80, 116, 134, 145, 160, 232, 268, 290, 335, 464, 536, 580, 670, 928, 1072, 1160, 1340, 1943, 2144, 2320, 2680, 3886, 4640, 5360, 6469, 7772, 9715, 10720, 12938, 15544, 19430, 25876, 31088, 32345, 38860, 51752, 62176, 64690, 77720, 103504, 129380, 155440, 187601, 207008, 258760, 310880, 375202, 433423, 517520, 750404, 866846, 938005, 1035040, 1500808, 1733692, 1876010, 2167115, 3001616, 3467384, 3752020, 4334230, 6003232, 6934768, 7504040, 8668460, 12569267, 13869536, 15008080, 17336920, 25138534, 30016160, 34673840, 50277068, 62846335, 69347680, 100554136, 125692670, 201108272, 251385340, 402216544, 502770680, 1005541360, 2011082720]

約数ペア:

[(1, 2011082720), (2, 1005541360), (4, 502770680), (5, 402216544), (8, 251385340), (10, 201108272), (16, 125692670), (20, 100554136), (29, 69347680), (32, 62846335), (40, 50277068), (58, 34673840), (67, 30016160), (80, 25138534), (116, 17336920), (134, 15008080), (145, 13869536), (160, 12569267), (232, 8668460), (268, 7504040), (290, 6934768), (335, 6003232), (464, 4334230), (536, 3752020), (580, 3467384), (670, 3001616), (928, 2167115), (1072, 1876010), (1160, 1733692), (1340, 1500808), (1943, 1035040), (2144, 938005), (2320, 866846), (2680, 750404), (3886, 517520), (4640, 433423), (5360, 375202), (6469, 310880), (7772, 258760), (9715, 207008), (10720, 187601), (12938, 155440), (15544, 129380), (19430, 103504), (25876, 77720), (31088, 64690), (32345, 62176), (38860, 51752)]