21089969120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1381}}^1\times {\mathrm{8677}}^1$

素因数の和:10084

約数の個数: 96

約数和(自身を含む): 54400229856

約数和(自身を除く): 33310260736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1381, 1760, 2762, 5524, 6905, 8677, 11048, 13810, 15191, 17354, 22096, 27620, 30382, 34708, 43385, 44192, 55240, 60764, 69416, 75955, 86770, 95447, 110480, 121528, 138832, 151910, 173540, 190894, 220960, 243056, 277664, 303820, 347080, 381788, 477235, 486112, 607640, 694160, 763576, 954470, 1215280, 1388320, 1527152, 1908940, 2430560, 3054304, 3817880, 7635760, 11982937, 15271520, 23965874, 47931748, 59914685, 95863496, 119829370, 131812307, 191726992, 239658740, 263624614, 383453984, 479317480, 527249228, 659061535, 958634960, 1054498456, 1318123070, 1917269920, 2108996912, 2636246140, 4217993824, 5272492280, 10544984560, 21089969120]

約数ペア:

[(1, 21089969120), (2, 10544984560), (4, 5272492280), (5, 4217993824), (8, 2636246140), (10, 2108996912), (11, 1917269920), (16, 1318123070), (20, 1054498456), (22, 958634960), (32, 659061535), (40, 527249228), (44, 479317480), (55, 383453984), (80, 263624614), (88, 239658740), (110, 191726992), (160, 131812307), (176, 119829370), (220, 95863496), (352, 59914685), (440, 47931748), (880, 23965874), (1381, 15271520), (1760, 11982937), (2762, 7635760), (5524, 3817880), (6905, 3054304), (8677, 2430560), (11048, 1908940), (13810, 1527152), (15191, 1388320), (17354, 1215280), (22096, 954470), (27620, 763576), (30382, 694160), (34708, 607640), (43385, 486112), (44192, 477235), (55240, 381788), (60764, 347080), (69416, 303820), (75955, 277664), (86770, 243056), (95447, 220960), (110480, 190894), (121528, 173540), (138832, 151910)]