12670280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 33488640

約数和(自身を除く): 20818360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1223, 1295, 1480, 2072, 2446, 2590, 4892, 5180, 6115, 8561, 9784, 10360, 12230, 17122, 24460, 34244, 42805, 45251, 48920, 68488, 85610, 90502, 171220, 181004, 226255, 316757, 342440, 362008, 452510, 633514, 905020, 1267028, 1583785, 1810040, 2534056, 3167570, 6335140, 12670280]

約数ペア:

[(1, 12670280), (2, 6335140), (4, 3167570), (5, 2534056), (7, 1810040), (8, 1583785), (10, 1267028), (14, 905020), (20, 633514), (28, 452510), (35, 362008), (37, 342440), (40, 316757), (56, 226255), (70, 181004), (74, 171220), (140, 90502), (148, 85610), (185, 68488), (259, 48920), (280, 45251), (296, 42805), (370, 34244), (518, 24460), (740, 17122), (1036, 12230), (1223, 10360), (1295, 9784), (1480, 8561), (2072, 6115), (2446, 5180), (2590, 4892)]