30742180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219587}}^1$

素因数の和:219603

約数の個数: 24

約数和(自身を含む): 73781568

約数和(自身を除く): 43039388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219587, 439174, 878348, 1097935, 1537109, 2195870, 3074218, 4391740, 6148436, 7685545, 15371090, 30742180]

約数ペア:

[(1, 30742180), (2, 15371090), (4, 7685545), (5, 6148436), (7, 4391740), (10, 3074218), (14, 2195870), (20, 1537109), (28, 1097935), (35, 878348), (70, 439174), (140, 219587)]