19698660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36479}}^1$

素因数の和:36497

約数の個数: 48

約数和(自身を含む): 61286400

約数和(自身を除く): 41587740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36479, 72958, 109437, 145916, 182395, 218874, 328311, 364790, 437748, 547185, 656622, 729580, 984933, 1094370, 1313244, 1641555, 1969866, 2188740, 3283110, 3939732, 4924665, 6566220, 9849330, 19698660]

約数ペア:

[(1, 19698660), (2, 9849330), (3, 6566220), (4, 4924665), (5, 3939732), (6, 3283110), (9, 2188740), (10, 1969866), (12, 1641555), (15, 1313244), (18, 1094370), (20, 984933), (27, 729580), (30, 656622), (36, 547185), (45, 437748), (54, 364790), (60, 328311), (90, 218874), (108, 182395), (135, 145916), (180, 109437), (270, 72958), (540, 36479)]