20236820120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{5441}}^1$

素因数の和:5649

約数の個数: 128

約数和(自身を含む): 50780390400

約数和(自身を除く): 30543570280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 107, 110, 158, 214, 220, 316, 395, 428, 440, 535, 632, 790, 856, 869, 1070, 1177, 1580, 1738, 2140, 2354, 3160, 3476, 4280, 4345, 4708, 5441, 5885, 6952, 8453, 8690, 9416, 10882, 11770, 16906, 17380, 21764, 23540, 27205, 33812, 34760, 42265, 43528, 47080, 54410, 59851, 67624, 84530, 92983, 108820, 119702, 169060, 185966, 217640, 239404, 299255, 338120, 371932, 429839, 464915, 478808, 582187, 598510, 743864, 859678, 929830, 1164374, 1197020, 1719356, 1859660, 2149195, 2328748, 2394040, 2910935, 3438712, 3719320, 4298390, 4657496, 4728229, 5821870, 6404057, 8596780, 9456458, 11643740, 12808114, 17193560, 18912916, 23287480, 23641145, 25616228, 32020285, 37825832, 45992773, 47282290, 51232456, 64040570, 91985546, 94564580, 128081140, 183971092, 189129160, 229963865, 256162280, 367942184, 459927730, 505920503, 919855460, 1011841006, 1839710920, 2023682012, 2529602515, 4047364024, 5059205030, 10118410060, 20236820120]

約数ペア:

[(1, 20236820120), (2, 10118410060), (4, 5059205030), (5, 4047364024), (8, 2529602515), (10, 2023682012), (11, 1839710920), (20, 1011841006), (22, 919855460), (40, 505920503), (44, 459927730), (55, 367942184), (79, 256162280), (88, 229963865), (107, 189129160), (110, 183971092), (158, 128081140), (214, 94564580), (220, 91985546), (316, 64040570), (395, 51232456), (428, 47282290), (440, 45992773), (535, 37825832), (632, 32020285), (790, 25616228), (856, 23641145), (869, 23287480), (1070, 18912916), (1177, 17193560), (1580, 12808114), (1738, 11643740), (2140, 9456458), (2354, 8596780), (3160, 6404057), (3476, 5821870), (4280, 4728229), (4345, 4657496), (4708, 4298390), (5441, 3719320), (5885, 3438712), (6952, 2910935), (8453, 2394040), (8690, 2328748), (9416, 2149195), (10882, 1859660), (11770, 1719356), (16906, 1197020), (17380, 1164374), (21764, 929830), (23540, 859678), (27205, 743864), (33812, 598510), (34760, 582187), (42265, 478808), (43528, 464915), (47080, 429839), (54410, 371932), (59851, 338120), (67624, 299255), (84530, 239404), (92983, 217640), (108820, 185966), (119702, 169060)]