201223120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359327}}^1$

素因数の和:359347

約数の個数: 40

約数和(自身を含む): 534680064

約数和(自身を除く): 333456944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 359327, 718654, 1437308, 1796635, 2515289, 2874616, 3593270, 5030578, 5749232, 7186540, 10061156, 12576445, 14373080, 20122312, 25152890, 28746160, 40244624, 50305780, 100611560, 201223120]

約数ペア:

[(1, 201223120), (2, 100611560), (4, 50305780), (5, 40244624), (7, 28746160), (8, 25152890), (10, 20122312), (14, 14373080), (16, 12576445), (20, 10061156), (28, 7186540), (35, 5749232), (40, 5030578), (56, 3593270), (70, 2874616), (80, 2515289), (112, 1796635), (140, 1437308), (280, 718654), (560, 359327)]