20530751352

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1\times {\mathrm{857}}^1$

素因数の和:1781

約数の個数: 128

約数和(自身を含む): 55242570240

約数和(自身を除く): 34711818888

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 71, 102, 136, 142, 204, 213, 284, 408, 426, 568, 827, 852, 857, 1207, 1654, 1704, 1714, 2414, 2481, 2571, 3308, 3428, 3621, 4828, 4962, 5142, 6616, 6856, 7242, 9656, 9924, 10284, 14059, 14484, 14569, 19848, 20568, 28118, 28968, 29138, 42177, 43707, 56236, 58276, 58717, 60847, 84354, 87414, 112472, 116552, 117434, 121694, 168708, 174828, 176151, 182541, 234868, 243388, 337416, 349656, 352302, 365082, 469736, 486776, 704604, 708739, 730164, 998189, 1034399, 1409208, 1417478, 1460328, 1996378, 2068798, 2126217, 2834956, 2994567, 3103197, 3992756, 4137596, 4252434, 5669912, 5989134, 6206394, 7985512, 8275192, 8504868, 11978268, 12048563, 12412788, 17009736, 23956536, 24097126, 24825576, 36145689, 48194252, 50320469, 72291378, 96388504, 100640938, 144582756, 150961407, 201281876, 289165512, 301922814, 402563752, 603845628, 855447973, 1207691256, 1710895946, 2566343919, 3421791892, 5132687838, 6843583784, 10265375676, 20530751352]

約数ペア:

[(1, 20530751352), (2, 10265375676), (3, 6843583784), (4, 5132687838), (6, 3421791892), (8, 2566343919), (12, 1710895946), (17, 1207691256), (24, 855447973), (34, 603845628), (51, 402563752), (68, 301922814), (71, 289165512), (102, 201281876), (136, 150961407), (142, 144582756), (204, 100640938), (213, 96388504), (284, 72291378), (408, 50320469), (426, 48194252), (568, 36145689), (827, 24825576), (852, 24097126), (857, 23956536), (1207, 17009736), (1654, 12412788), (1704, 12048563), (1714, 11978268), (2414, 8504868), (2481, 8275192), (2571, 7985512), (3308, 6206394), (3428, 5989134), (3621, 5669912), (4828, 4252434), (4962, 4137596), (5142, 3992756), (6616, 3103197), (6856, 2994567), (7242, 2834956), (9656, 2126217), (9924, 2068798), (10284, 1996378), (14059, 1460328), (14484, 1417478), (14569, 1409208), (19848, 1034399), (20568, 998189), (28118, 730164), (28968, 708739), (29138, 704604), (42177, 486776), (43707, 469736), (56236, 365082), (58276, 352302), (58717, 349656), (60847, 337416), (84354, 243388), (87414, 234868), (112472, 182541), (116552, 176151), (117434, 174828), (121694, 168708)]