20161085140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144007751}}^1$

素因数の和:144007767

約数の個数: 24

約数和(自身を含む): 48386604672

約数和(自身を除く): 28225519532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144007751, 288015502, 576031004, 720038755, 1008054257, 1440077510, 2016108514, 2880155020, 4032217028, 5040271285, 10080542570, 20161085140]

約数ペア:

[(1, 20161085140), (2, 10080542570), (4, 5040271285), (5, 4032217028), (7, 2880155020), (10, 2016108514), (14, 1440077510), (20, 1008054257), (28, 720038755), (35, 576031004), (70, 288015502), (140, 144007751)]