20565230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3301}}^1$

素因数の和:3404

約数の個数: 32

約数和(自身を含む): 42793920

約数和(自身を除く): 22228690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 3301, 6230, 6602, 16505, 23107, 33010, 46214, 115535, 231070, 293789, 587578, 1468945, 2056523, 2937890, 4113046, 10282615, 20565230]

約数ペア:

[(1, 20565230), (2, 10282615), (5, 4113046), (7, 2937890), (10, 2056523), (14, 1468945), (35, 587578), (70, 293789), (89, 231070), (178, 115535), (445, 46214), (623, 33010), (890, 23107), (1246, 16505), (3115, 6602), (3301, 6230)]