20080990160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{53441}}^1$

素因数の和:53533

約数の個数: 160

約数和(自身を含む): 59164141824

約数和(自身を除く): 39083151664

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 80, 88, 110, 112, 122, 140, 154, 176, 220, 244, 280, 305, 308, 385, 427, 440, 488, 560, 610, 616, 671, 770, 854, 880, 976, 1220, 1232, 1342, 1540, 1708, 2135, 2440, 2684, 3080, 3355, 3416, 4270, 4697, 4880, 5368, 6160, 6710, 6832, 8540, 9394, 10736, 13420, 17080, 18788, 23485, 26840, 34160, 37576, 46970, 53441, 53680, 75152, 93940, 106882, 187880, 213764, 267205, 374087, 375760, 427528, 534410, 587851, 748174, 855056, 1068820, 1175702, 1496348, 1870435, 2137640, 2351404, 2939255, 2992696, 3259901, 3740870, 4114957, 4275280, 4702808, 5878510, 5985392, 6519802, 7481740, 8229914, 9405616, 11757020, 13039604, 14963480, 16299505, 16459828, 20574785, 22819307, 23514040, 26079208, 29926960, 32599010, 32919656, 35858911, 41149570, 45638614, 47028080, 52158416, 65198020, 65839312, 71717822, 82299140, 91277228, 114096535, 130396040, 143435644, 164598280, 179294555, 182554456, 228193070, 251012377, 260792080, 286871288, 329196560, 358589110, 365108912, 456386140, 502024754, 573742576, 717178220, 912772280, 1004049508, 1255061885, 1434356440, 1825544560, 2008099016, 2510123770, 2868712880, 4016198032, 5020247540, 10040495080, 20080990160]

約数ペア:

[(1, 20080990160), (2, 10040495080), (4, 5020247540), (5, 4016198032), (7, 2868712880), (8, 2510123770), (10, 2008099016), (11, 1825544560), (14, 1434356440), (16, 1255061885), (20, 1004049508), (22, 912772280), (28, 717178220), (35, 573742576), (40, 502024754), (44, 456386140), (55, 365108912), (56, 358589110), (61, 329196560), (70, 286871288), (77, 260792080), (80, 251012377), (88, 228193070), (110, 182554456), (112, 179294555), (122, 164598280), (140, 143435644), (154, 130396040), (176, 114096535), (220, 91277228), (244, 82299140), (280, 71717822), (305, 65839312), (308, 65198020), (385, 52158416), (427, 47028080), (440, 45638614), (488, 41149570), (560, 35858911), (610, 32919656), (616, 32599010), (671, 29926960), (770, 26079208), (854, 23514040), (880, 22819307), (976, 20574785), (1220, 16459828), (1232, 16299505), (1342, 14963480), (1540, 13039604), (1708, 11757020), (2135, 9405616), (2440, 8229914), (2684, 7481740), (3080, 6519802), (3355, 5985392), (3416, 5878510), (4270, 4702808), (4697, 4275280), (4880, 4114957), (5368, 3740870), (6160, 3259901), (6710, 2992696), (6832, 2939255), (8540, 2351404), (9394, 2137640), (10736, 1870435), (13420, 1496348), (17080, 1175702), (18788, 1068820), (23485, 855056), (26840, 748174), (34160, 587851), (37576, 534410), (46970, 427528), (53441, 375760), (53680, 374087), (75152, 267205), (93940, 213764), (106882, 187880)]