2020172288

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7487}}^1$

素因数の和:7553

約数の個数: 80

約数和(自身を含む): 4412289024

約数和(自身を除く): 2392116736

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 512, 527, 544, 992, 1054, 1088, 1984, 2108, 2176, 3968, 4216, 4352, 7487, 7936, 8432, 8704, 14974, 15872, 16864, 29948, 33728, 59896, 67456, 119792, 127279, 134912, 232097, 239584, 254558, 269824, 464194, 479168, 509116, 928388, 958336, 1018232, 1856776, 1916672, 2036464, 3713552, 3833344, 3945649, 4072928, 7427104, 7891298, 8145856, 14854208, 15782596, 16291712, 29708416, 31565192, 32583424, 59416832, 63130384, 65166848, 118833664, 126260768, 252521536, 505043072, 1010086144, 2020172288]

約数ペア:

[(1, 2020172288), (2, 1010086144), (4, 505043072), (8, 252521536), (16, 126260768), (17, 118833664), (31, 65166848), (32, 63130384), (34, 59416832), (62, 32583424), (64, 31565192), (68, 29708416), (124, 16291712), (128, 15782596), (136, 14854208), (248, 8145856), (256, 7891298), (272, 7427104), (496, 4072928), (512, 3945649), (527, 3833344), (544, 3713552), (992, 2036464), (1054, 1916672), (1088, 1856776), (1984, 1018232), (2108, 958336), (2176, 928388), (3968, 509116), (4216, 479168), (4352, 464194), (7487, 269824), (7936, 254558), (8432, 239584), (8704, 232097), (14974, 134912), (15872, 127279), (16864, 119792), (29948, 67456), (33728, 59896)]