88940180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{635287}}^1$

素因数の和:635303

約数の個数: 24

約数和(自身を含む): 213456768

約数和(自身を除く): 124516588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 635287, 1270574, 2541148, 3176435, 4447009, 6352870, 8894018, 12705740, 17788036, 22235045, 44470090, 88940180]

約数ペア:

[(1, 88940180), (2, 44470090), (4, 22235045), (5, 17788036), (7, 12705740), (10, 8894018), (14, 6352870), (20, 4447009), (28, 3176435), (35, 2541148), (70, 1270574), (140, 635287)]