171640340

素因数分解:

$2^2\times 5^1\times {\mathrm{8582017}}^1$

素因数の和:8582026

約数の個数: 12

約数和(自身を含む): 360444756

約数和(自身を除く): 188804416

約数列:

[1, 2, 4, 5, 10, 20, 8582017, 17164034, 34328068, 42910085, 85820170, 171640340]

約数ペア:

[(1, 171640340), (2, 85820170), (4, 42910085), (5, 34328068), (10, 17164034), (20, 8582017)]