173608720

素因数分解:

$2^4\times 5^1\times {\mathrm{2170109}}^1$

素因数の和:2170122

約数の個数: 20

約数和(自身を含む): 403640460

約数和(自身を除く): 230031740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2170109, 4340218, 8680436, 10850545, 17360872, 21701090, 34721744, 43402180, 86804360, 173608720]

約数ペア:

[(1, 173608720), (2, 86804360), (4, 43402180), (5, 34721744), (8, 21701090), (10, 17360872), (16, 10850545), (20, 8680436), (40, 4340218), (80, 2170109)]