29896720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 80137728

約数和(自身を除く): 50241008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 197, 271, 280, 394, 542, 560, 788, 985, 1084, 1355, 1379, 1576, 1897, 1970, 2168, 2710, 2758, 3152, 3794, 3940, 4336, 5420, 5516, 6895, 7588, 7880, 9485, 10840, 11032, 13790, 15176, 15760, 18970, 21680, 22064, 27580, 30352, 37940, 53387, 55160, 75880, 106774, 110320, 151760, 213548, 266935, 373709, 427096, 533870, 747418, 854192, 1067740, 1494836, 1868545, 2135480, 2989672, 3737090, 4270960, 5979344, 7474180, 14948360, 29896720]

約数ペア:

[(1, 29896720), (2, 14948360), (4, 7474180), (5, 5979344), (7, 4270960), (8, 3737090), (10, 2989672), (14, 2135480), (16, 1868545), (20, 1494836), (28, 1067740), (35, 854192), (40, 747418), (56, 533870), (70, 427096), (80, 373709), (112, 266935), (140, 213548), (197, 151760), (271, 110320), (280, 106774), (394, 75880), (542, 55160), (560, 53387), (788, 37940), (985, 30352), (1084, 27580), (1355, 22064), (1379, 21680), (1576, 18970), (1897, 15760), (1970, 15176), (2168, 13790), (2710, 11032), (2758, 10840), (3152, 9485), (3794, 7880), (3940, 7588), (4336, 6895), (5420, 5516)]