12426800

素因数分解:

$2^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:726

約数の個数: 60

約数和(自身を含む): 30536736

約数和(自身を除く): 18109936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 188, 200, 235, 376, 400, 470, 661, 752, 940, 1175, 1322, 1880, 2350, 2644, 3305, 3760, 4700, 5288, 6610, 9400, 10576, 13220, 16525, 18800, 26440, 31067, 33050, 52880, 62134, 66100, 124268, 132200, 155335, 248536, 264400, 310670, 497072, 621340, 776675, 1242680, 1553350, 2485360, 3106700, 6213400, 12426800]

約数ペア:

[(1, 12426800), (2, 6213400), (4, 3106700), (5, 2485360), (8, 1553350), (10, 1242680), (16, 776675), (20, 621340), (25, 497072), (40, 310670), (47, 264400), (50, 248536), (80, 155335), (94, 132200), (100, 124268), (188, 66100), (200, 62134), (235, 52880), (376, 33050), (400, 31067), (470, 26440), (661, 18800), (752, 16525), (940, 13220), (1175, 10576), (1322, 9400), (1880, 6610), (2350, 5288), (2644, 4700), (3305, 3760)]