28133630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{401909}}^1$

素因数の和:401923

約数の個数: 16

約数和(自身を含む): 57875040

約数和(自身を除く): 29741410

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 401909, 803818, 2009545, 2813363, 4019090, 5626726, 14066815, 28133630]

約数ペア:

[(1, 28133630), (2, 14066815), (5, 5626726), (7, 4019090), (10, 2813363), (14, 2009545), (35, 803818), (70, 401909)]