172320260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{175837}}^1$

素因数の和:175860

約数の個数: 36

約数和(自身を含む): 420956172

約数和(自身を除く): 248635912

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 175837, 351674, 703348, 879185, 1230859, 1758370, 2461718, 3516740, 4923436, 6154295, 8616013, 12308590, 17232026, 24617180, 34464052, 43080065, 86160130, 172320260]

約数ペア:

[(1, 172320260), (2, 86160130), (4, 43080065), (5, 34464052), (7, 24617180), (10, 17232026), (14, 12308590), (20, 8616013), (28, 6154295), (35, 4923436), (49, 3516740), (70, 2461718), (98, 1758370), (140, 1230859), (196, 879185), (245, 703348), (490, 351674), (980, 175837)]