172973870

素因数分解:

$2^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{19501}}^1$

素因数の和:20395

約数の個数: 16

約数和(自身を含む): 311719968

約数和(自身を除く): 138746098

約数列:

[1, 2, 5, 10, 887, 1774, 4435, 8870, 19501, 39002, 97505, 195010, 17297387, 34594774, 86486935, 172973870]

約数ペア:

[(1, 172973870), (2, 86486935), (5, 34594774), (10, 17297387), (887, 195010), (1774, 97505), (4435, 39002), (8870, 19501)]