28904624

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 73090560

約数和(自身を除く): 44185936

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 47, 56, 68, 76, 94, 112, 119, 133, 136, 152, 188, 238, 266, 272, 289, 304, 323, 329, 376, 476, 532, 578, 646, 658, 752, 799, 893, 952, 1064, 1156, 1292, 1316, 1598, 1786, 1904, 2023, 2128, 2261, 2312, 2584, 2632, 3196, 3572, 4046, 4522, 4624, 5168, 5264, 5491, 5593, 6251, 6392, 7144, 8092, 9044, 10982, 11186, 12502, 12784, 13583, 14288, 15181, 16184, 18088, 21964, 22372, 25004, 27166, 30362, 32368, 36176, 38437, 43928, 44744, 50008, 54332, 60724, 76874, 87856, 89488, 95081, 100016, 106267, 108664, 121448, 153748, 190162, 212534, 217328, 242896, 258077, 307496, 380324, 425068, 516154, 614992, 760648, 850136, 1032308, 1521296, 1700272, 1806539, 2064616, 3613078, 4129232, 7226156, 14452312, 28904624]

約数ペア:

[(1, 28904624), (2, 14452312), (4, 7226156), (7, 4129232), (8, 3613078), (14, 2064616), (16, 1806539), (17, 1700272), (19, 1521296), (28, 1032308), (34, 850136), (38, 760648), (47, 614992), (56, 516154), (68, 425068), (76, 380324), (94, 307496), (112, 258077), (119, 242896), (133, 217328), (136, 212534), (152, 190162), (188, 153748), (238, 121448), (266, 108664), (272, 106267), (289, 100016), (304, 95081), (323, 89488), (329, 87856), (376, 76874), (476, 60724), (532, 54332), (578, 50008), (646, 44744), (658, 43928), (752, 38437), (799, 36176), (893, 32368), (952, 30362), (1064, 27166), (1156, 25004), (1292, 22372), (1316, 21964), (1598, 18088), (1786, 16184), (1904, 15181), (2023, 14288), (2128, 13583), (2261, 12784), (2312, 12502), (2584, 11186), (2632, 10982), (3196, 9044), (3572, 8092), (4046, 7144), (4522, 6392), (4624, 6251), (5168, 5593), (5264, 5491)]