3808840

素因数分解:

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

素因数の和:302

約数の個数: 64

約数和(自身を含む): 9999360

約数和(自身を除く): 6190520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 223, 244, 280, 305, 427, 446, 488, 610, 854, 892, 1115, 1220, 1561, 1708, 1784, 2135, 2230, 2440, 3122, 3416, 4270, 4460, 6244, 7805, 8540, 8920, 12488, 13603, 15610, 17080, 27206, 31220, 54412, 62440, 68015, 95221, 108824, 136030, 190442, 272060, 380884, 476105, 544120, 761768, 952210, 1904420, 3808840]

約数ペア:

[(1, 3808840), (2, 1904420), (4, 952210), (5, 761768), (7, 544120), (8, 476105), (10, 380884), (14, 272060), (20, 190442), (28, 136030), (35, 108824), (40, 95221), (56, 68015), (61, 62440), (70, 54412), (122, 31220), (140, 27206), (223, 17080), (244, 15610), (280, 13603), (305, 12488), (427, 8920), (446, 8540), (488, 7805), (610, 6244), (854, 4460), (892, 4270), (1115, 3416), (1220, 3122), (1561, 2440), (1708, 2230), (1784, 2135)]