20806865296

素因数分解:

$2^4\times 7^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{1723}}^1$

素因数の和:2029

約数の個数: 120

約数和(自身を含む): 47790479904

約数和(自身を除く): 26983614608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 73, 98, 112, 146, 196, 211, 292, 392, 422, 511, 584, 784, 844, 1022, 1168, 1477, 1688, 1723, 2044, 2954, 3376, 3446, 3577, 4088, 5908, 6892, 7154, 8176, 10339, 11816, 12061, 13784, 14308, 15403, 20678, 23632, 24122, 27568, 28616, 30806, 41356, 48244, 57232, 61612, 82712, 84427, 96488, 107821, 123224, 125779, 165424, 168854, 192976, 215642, 246448, 251558, 337708, 363553, 431284, 503116, 675416, 727106, 754747, 862568, 880453, 1006232, 1350832, 1454212, 1509494, 1725136, 1760906, 2012464, 2544871, 2908424, 3018988, 3521812, 5089742, 5816848, 6037976, 6163171, 7043624, 10179484, 12075952, 12326342, 14087248, 17814097, 20358968, 24652684, 26539369, 35628194, 40717936, 49305368, 53078738, 71256388, 98610736, 106157476, 142512776, 185775583, 212314952, 285025552, 371551166, 424629904, 743102332, 1300429081, 1486204664, 2600858162, 2972409328, 5201716324, 10403432648, 20806865296]

約数ペア:

[(1, 20806865296), (2, 10403432648), (4, 5201716324), (7, 2972409328), (8, 2600858162), (14, 1486204664), (16, 1300429081), (28, 743102332), (49, 424629904), (56, 371551166), (73, 285025552), (98, 212314952), (112, 185775583), (146, 142512776), (196, 106157476), (211, 98610736), (292, 71256388), (392, 53078738), (422, 49305368), (511, 40717936), (584, 35628194), (784, 26539369), (844, 24652684), (1022, 20358968), (1168, 17814097), (1477, 14087248), (1688, 12326342), (1723, 12075952), (2044, 10179484), (2954, 7043624), (3376, 6163171), (3446, 6037976), (3577, 5816848), (4088, 5089742), (5908, 3521812), (6892, 3018988), (7154, 2908424), (8176, 2544871), (10339, 2012464), (11816, 1760906), (12061, 1725136), (13784, 1509494), (14308, 1454212), (15403, 1350832), (20678, 1006232), (23632, 880453), (24122, 862568), (27568, 754747), (28616, 727106), (30806, 675416), (41356, 503116), (48244, 431284), (57232, 363553), (61612, 337708), (82712, 251558), (84427, 246448), (96488, 215642), (107821, 192976), (123224, 168854), (125779, 165424)]