22135720

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5077}}^1$

素因数の和:5197

約数の個数: 32

約数和(自身を含む): 50272200

約数和(自身を除く): 28136480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5077, 10154, 20308, 25385, 40616, 50770, 101540, 203080, 553393, 1106786, 2213572, 2766965, 4427144, 5533930, 11067860, 22135720]

約数ペア:

[(1, 22135720), (2, 11067860), (4, 5533930), (5, 4427144), (8, 2766965), (10, 2213572), (20, 1106786), (40, 553393), (109, 203080), (218, 101540), (436, 50770), (545, 40616), (872, 25385), (1090, 20308), (2180, 10154), (4360, 5077)]