26661880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 71245440

約数和(自身を除く): 44583560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 223, 244, 245, 280, 305, 392, 427, 446, 488, 490, 610, 854, 892, 980, 1115, 1220, 1561, 1708, 1784, 1960, 2135, 2230, 2440, 2989, 3122, 3416, 4270, 4460, 5978, 6244, 7805, 8540, 8920, 10927, 11956, 12488, 13603, 14945, 15610, 17080, 21854, 23912, 27206, 29890, 31220, 43708, 54412, 54635, 59780, 62440, 68015, 87416, 95221, 108824, 109270, 119560, 136030, 190442, 218540, 272060, 380884, 437080, 476105, 544120, 666547, 761768, 952210, 1333094, 1904420, 2666188, 3332735, 3808840, 5332376, 6665470, 13330940, 26661880]

約数ペア:

[(1, 26661880), (2, 13330940), (4, 6665470), (5, 5332376), (7, 3808840), (8, 3332735), (10, 2666188), (14, 1904420), (20, 1333094), (28, 952210), (35, 761768), (40, 666547), (49, 544120), (56, 476105), (61, 437080), (70, 380884), (98, 272060), (122, 218540), (140, 190442), (196, 136030), (223, 119560), (244, 109270), (245, 108824), (280, 95221), (305, 87416), (392, 68015), (427, 62440), (446, 59780), (488, 54635), (490, 54412), (610, 43708), (854, 31220), (892, 29890), (980, 27206), (1115, 23912), (1220, 21854), (1561, 17080), (1708, 15610), (1784, 14945), (1960, 13603), (2135, 12488), (2230, 11956), (2440, 10927), (2989, 8920), (3122, 8540), (3416, 7805), (4270, 6244), (4460, 5978)]