820031856

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20509}}^1$

素因数の和:20551

約数の個数: 120

約数和(自身を含む): 2609364240

約数和(自身を除く): 1789332384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 49, 51, 56, 68, 84, 98, 102, 112, 119, 136, 147, 168, 196, 204, 238, 272, 294, 336, 357, 392, 408, 476, 588, 714, 784, 816, 833, 952, 1176, 1428, 1666, 1904, 2352, 2499, 2856, 3332, 4998, 5712, 6664, 9996, 13328, 19992, 20509, 39984, 41018, 61527, 82036, 123054, 143563, 164072, 246108, 287126, 328144, 348653, 430689, 492216, 574252, 697306, 861378, 984432, 1004941, 1045959, 1148504, 1394612, 1722756, 2009882, 2091918, 2297008, 2440571, 2789224, 3014823, 3445512, 4019764, 4183836, 4881142, 5578448, 6029646, 6891024, 7321713, 8039528, 8367672, 9762284, 12059292, 14643426, 16079056, 16735344, 17083997, 19524568, 24118584, 29286852, 34167994, 39049136, 48237168, 51251991, 58573704, 68335988, 102503982, 117147408, 136671976, 205007964, 273343952, 410015928, 820031856]

約数ペア:

[(1, 820031856), (2, 410015928), (3, 273343952), (4, 205007964), (6, 136671976), (7, 117147408), (8, 102503982), (12, 68335988), (14, 58573704), (16, 51251991), (17, 48237168), (21, 39049136), (24, 34167994), (28, 29286852), (34, 24118584), (42, 19524568), (48, 17083997), (49, 16735344), (51, 16079056), (56, 14643426), (68, 12059292), (84, 9762284), (98, 8367672), (102, 8039528), (112, 7321713), (119, 6891024), (136, 6029646), (147, 5578448), (168, 4881142), (196, 4183836), (204, 4019764), (238, 3445512), (272, 3014823), (294, 2789224), (336, 2440571), (357, 2297008), (392, 2091918), (408, 2009882), (476, 1722756), (588, 1394612), (714, 1148504), (784, 1045959), (816, 1004941), (833, 984432), (952, 861378), (1176, 697306), (1428, 574252), (1666, 492216), (1904, 430689), (2352, 348653), (2499, 328144), (2856, 287126), (3332, 246108), (4998, 164072), (5712, 143563), (6664, 123054), (9996, 82036), (13328, 61527), (19992, 41018), (20509, 39984)]