21475549040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{92791}}^1$

素因数の和:93078

約数の個数: 80

約数和(自身を含む): 54677500416

約数和(自身を除く): 33201951376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 263, 440, 526, 880, 1052, 1315, 2104, 2630, 2893, 4208, 5260, 5786, 10520, 11572, 14465, 21040, 23144, 28930, 46288, 57860, 92791, 115720, 185582, 231440, 371164, 463955, 742328, 927910, 1020701, 1484656, 1855820, 2041402, 3711640, 4082804, 5103505, 7423280, 8165608, 10207010, 16331216, 20414020, 24404033, 40828040, 48808066, 81656080, 97616132, 122020165, 195232264, 244040330, 268444363, 390464528, 488080660, 536888726, 976161320, 1073777452, 1342221815, 1952322640, 2147554904, 2684443630, 4295109808, 5368887260, 10737774520, 21475549040]

約数ペア:

[(1, 21475549040), (2, 10737774520), (4, 5368887260), (5, 4295109808), (8, 2684443630), (10, 2147554904), (11, 1952322640), (16, 1342221815), (20, 1073777452), (22, 976161320), (40, 536888726), (44, 488080660), (55, 390464528), (80, 268444363), (88, 244040330), (110, 195232264), (176, 122020165), (220, 97616132), (263, 81656080), (440, 48808066), (526, 40828040), (880, 24404033), (1052, 20414020), (1315, 16331216), (2104, 10207010), (2630, 8165608), (2893, 7423280), (4208, 5103505), (5260, 4082804), (5786, 3711640), (10520, 2041402), (11572, 1855820), (14465, 1484656), (21040, 1020701), (23144, 927910), (28930, 742328), (46288, 463955), (57860, 371164), (92791, 231440), (115720, 185582)]