28247770

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68897}}^1$

素因数の和:68945

約数の個数: 16

約数和(自身を含む): 52086888

約数和(自身を除く): 23839118

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 68897, 137794, 344485, 688970, 2824777, 5649554, 14123885, 28247770]

約数ペア:

[(1, 28247770), (2, 14123885), (5, 5649554), (10, 2824777), (41, 688970), (82, 344485), (205, 137794), (410, 68897)]