20790010

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21433}}^1$

素因数の和:21537

約数の個数: 16

約数和(自身を含む): 37809576

約数和(自身を除く): 17019566

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 21433, 42866, 107165, 214330, 2079001, 4158002, 10395005, 20790010]

約数ペア:

[(1, 20790010), (2, 10395005), (5, 4158002), (10, 2079001), (97, 214330), (194, 107165), (485, 42866), (970, 21433)]