13395880

素因数分解:

$2^3\times 5^1\times {\mathrm{334897}}^1$

素因数の和:334908

約数の個数: 16

約数和(自身を含む): 30140820

約数和(自身を除く): 16744940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 334897, 669794, 1339588, 1674485, 2679176, 3348970, 6697940, 13395880]

約数ペア:

[(1, 13395880), (2, 6697940), (4, 3348970), (5, 2679176), (8, 1674485), (10, 1339588), (20, 669794), (40, 334897)]