30896180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{220687}}^1$

素因数の和:220703

約数の個数: 24

約数和(自身を含む): 74151168

約数和(自身を除く): 43254988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 220687, 441374, 882748, 1103435, 1544809, 2206870, 3089618, 4413740, 6179236, 7724045, 15448090, 30896180]

約数ペア:

[(1, 30896180), (2, 15448090), (4, 7724045), (5, 6179236), (7, 4413740), (10, 3089618), (14, 2206870), (20, 1544809), (28, 1103435), (35, 882748), (70, 441374), (140, 220687)]