1914887920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{337}}^1\times {\mathrm{587}}^1$

素因数の和:959

約数の個数: 120

約数和(自身を含む): 4916529072

約数和(自身を除く): 3001641152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 337, 440, 484, 587, 605, 674, 880, 968, 1174, 1210, 1348, 1685, 1936, 2348, 2420, 2696, 2935, 3370, 3707, 4696, 4840, 5392, 5870, 6457, 6740, 7414, 9392, 9680, 11740, 12914, 13480, 14828, 18535, 23480, 25828, 26960, 29656, 32285, 37070, 40777, 46960, 51656, 59312, 64570, 71027, 74140, 81554, 103312, 129140, 142054, 148280, 163108, 197819, 203885, 258280, 284108, 296560, 326216, 355135, 395638, 407770, 516560, 568216, 652432, 710270, 791276, 815540, 989095, 1136432, 1420540, 1582552, 1631080, 1978190, 2176009, 2841080, 3165104, 3262160, 3956380, 4352018, 5682160, 7912760, 8704036, 10880045, 15825520, 17408072, 21760090, 23936099, 34816144, 43520180, 47872198, 87040360, 95744396, 119680495, 174080720, 191488792, 239360990, 382977584, 478721980, 957443960, 1914887920]

約数ペア:

[(1, 1914887920), (2, 957443960), (4, 478721980), (5, 382977584), (8, 239360990), (10, 191488792), (11, 174080720), (16, 119680495), (20, 95744396), (22, 87040360), (40, 47872198), (44, 43520180), (55, 34816144), (80, 23936099), (88, 21760090), (110, 17408072), (121, 15825520), (176, 10880045), (220, 8704036), (242, 7912760), (337, 5682160), (440, 4352018), (484, 3956380), (587, 3262160), (605, 3165104), (674, 2841080), (880, 2176009), (968, 1978190), (1174, 1631080), (1210, 1582552), (1348, 1420540), (1685, 1136432), (1936, 989095), (2348, 815540), (2420, 791276), (2696, 710270), (2935, 652432), (3370, 568216), (3707, 516560), (4696, 407770), (4840, 395638), (5392, 355135), (5870, 326216), (6457, 296560), (6740, 284108), (7414, 258280), (9392, 203885), (9680, 197819), (11740, 163108), (12914, 148280), (13480, 142054), (14828, 129140), (18535, 103312), (23480, 81554), (25828, 74140), (26960, 71027), (29656, 64570), (32285, 59312), (37070, 51656), (40777, 46960)]