1229984

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:70

約数の個数: 72

約数和(自身を含む): 3094560

約数和(自身を除く): 1864576

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 224, 238, 266, 272, 289, 304, 323, 476, 532, 544, 578, 608, 646, 952, 1064, 1156, 1292, 1904, 2023, 2128, 2261, 2312, 2584, 3808, 4046, 4256, 4522, 4624, 5168, 5491, 8092, 9044, 9248, 10336, 10982, 16184, 18088, 21964, 32368, 36176, 38437, 43928, 64736, 72352, 76874, 87856, 153748, 175712, 307496, 614992, 1229984]

約数ペア:

[(1, 1229984), (2, 614992), (4, 307496), (7, 175712), (8, 153748), (14, 87856), (16, 76874), (17, 72352), (19, 64736), (28, 43928), (32, 38437), (34, 36176), (38, 32368), (56, 21964), (68, 18088), (76, 16184), (112, 10982), (119, 10336), (133, 9248), (136, 9044), (152, 8092), (224, 5491), (238, 5168), (266, 4624), (272, 4522), (289, 4256), (304, 4046), (323, 3808), (476, 2584), (532, 2312), (544, 2261), (578, 2128), (608, 2023), (646, 1904), (952, 1292), (1064, 1156)]