2564193280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4139}}^1$

素因数の和:4186

約数の個数: 132

約数和(自身を含む): 6762714840

約数和(自身を除く): 4198521560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 484, 512, 605, 640, 704, 880, 968, 1024, 1210, 1280, 1408, 1760, 1936, 2420, 2560, 2816, 3520, 3872, 4139, 4840, 5120, 5632, 7040, 7744, 8278, 9680, 11264, 14080, 15488, 16556, 19360, 20695, 28160, 30976, 33112, 38720, 41390, 45529, 56320, 61952, 66224, 77440, 82780, 91058, 123904, 132448, 154880, 165560, 182116, 227645, 264896, 309760, 331120, 364232, 455290, 500819, 529792, 619520, 662240, 728464, 910580, 1001638, 1059584, 1324480, 1456928, 1821160, 2003276, 2119168, 2504095, 2648960, 2913856, 3642320, 4006552, 4238336, 5008190, 5297920, 5827712, 7284640, 8013104, 10016380, 10595840, 11655424, 14569280, 16026208, 20032760, 21191680, 23310848, 29138560, 32052416, 40065520, 46621696, 58277120, 64104832, 80131040, 116554240, 128209664, 160262080, 233108480, 256419328, 320524160, 512838656, 641048320, 1282096640, 2564193280]

約数ペア:

[(1, 2564193280), (2, 1282096640), (4, 641048320), (5, 512838656), (8, 320524160), (10, 256419328), (11, 233108480), (16, 160262080), (20, 128209664), (22, 116554240), (32, 80131040), (40, 64104832), (44, 58277120), (55, 46621696), (64, 40065520), (80, 32052416), (88, 29138560), (110, 23310848), (121, 21191680), (128, 20032760), (160, 16026208), (176, 14569280), (220, 11655424), (242, 10595840), (256, 10016380), (320, 8013104), (352, 7284640), (440, 5827712), (484, 5297920), (512, 5008190), (605, 4238336), (640, 4006552), (704, 3642320), (880, 2913856), (968, 2648960), (1024, 2504095), (1210, 2119168), (1280, 2003276), (1408, 1821160), (1760, 1456928), (1936, 1324480), (2420, 1059584), (2560, 1001638), (2816, 910580), (3520, 728464), (3872, 662240), (4139, 619520), (4840, 529792), (5120, 500819), (5632, 455290), (7040, 364232), (7744, 331120), (8278, 309760), (9680, 264896), (11264, 227645), (14080, 182116), (15488, 165560), (16556, 154880), (19360, 132448), (20695, 123904), (28160, 91058), (30976, 82780), (33112, 77440), (38720, 66224), (41390, 61952), (45529, 56320)]