2000267720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 5003856000

約数和(自身を除く): 3003588280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 179, 218, 220, 233, 358, 436, 440, 466, 545, 716, 872, 895, 932, 1090, 1165, 1199, 1432, 1790, 1864, 1969, 2180, 2330, 2398, 2563, 3580, 3938, 4360, 4660, 4796, 5126, 5995, 7160, 7876, 9320, 9592, 9845, 10252, 11990, 12815, 15752, 19511, 19690, 20504, 23980, 25397, 25630, 39022, 39380, 41707, 47960, 50794, 51260, 78044, 78760, 83414, 97555, 101588, 102520, 126985, 156088, 166828, 195110, 203176, 208535, 214621, 253970, 279367, 333656, 390220, 417070, 429242, 458777, 507940, 558734, 780440, 834140, 858484, 917554, 1015880, 1073105, 1117468, 1396835, 1668280, 1716968, 1835108, 2146210, 2234936, 2293885, 2793670, 3670216, 4292420, 4546063, 4587770, 5587340, 8584840, 9092126, 9175540, 11174680, 18184252, 18351080, 22730315, 36368504, 45460630, 50006693, 90921260, 100013386, 181842520, 200026772, 250033465, 400053544, 500066930, 1000133860, 2000267720]

約数ペア:

[(1, 2000267720), (2, 1000133860), (4, 500066930), (5, 400053544), (8, 250033465), (10, 200026772), (11, 181842520), (20, 100013386), (22, 90921260), (40, 50006693), (44, 45460630), (55, 36368504), (88, 22730315), (109, 18351080), (110, 18184252), (179, 11174680), (218, 9175540), (220, 9092126), (233, 8584840), (358, 5587340), (436, 4587770), (440, 4546063), (466, 4292420), (545, 3670216), (716, 2793670), (872, 2293885), (895, 2234936), (932, 2146210), (1090, 1835108), (1165, 1716968), (1199, 1668280), (1432, 1396835), (1790, 1117468), (1864, 1073105), (1969, 1015880), (2180, 917554), (2330, 858484), (2398, 834140), (2563, 780440), (3580, 558734), (3938, 507940), (4360, 458777), (4660, 429242), (4796, 417070), (5126, 390220), (5995, 333656), (7160, 279367), (7876, 253970), (9320, 214621), (9592, 208535), (9845, 203176), (10252, 195110), (11990, 166828), (12815, 156088), (15752, 126985), (19511, 102520), (19690, 101588), (20504, 97555), (23980, 83414), (25397, 78760), (25630, 78044), (39022, 51260), (39380, 50794), (41707, 47960)]