829142780

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{39901}}^1$

素因数の和:40949

約数の個数: 24

約数和(自身を含む): 1742919360

約数和(自身を除く): 913776580

約数列:

[1, 2, 4, 5, 10, 20, 1039, 2078, 4156, 5195, 10390, 20780, 39901, 79802, 159604, 199505, 399010, 798020, 41457139, 82914278, 165828556, 207285695, 414571390, 829142780]

約数ペア:

[(1, 829142780), (2, 414571390), (4, 207285695), (5, 165828556), (10, 82914278), (20, 41457139), (1039, 798020), (2078, 399010), (4156, 199505), (5195, 159604), (10390, 79802), (20780, 39901)]