13381640

素因数分解:

$2^3\times 5^1\times {\mathrm{334541}}^1$

素因数の和:334552

約数の個数: 16

約数和(自身を含む): 30108780

約数和(自身を除く): 16727140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 334541, 669082, 1338164, 1672705, 2676328, 3345410, 6690820, 13381640]

約数ペア:

[(1, 13381640), (2, 6690820), (4, 3345410), (5, 2676328), (8, 1672705), (10, 1338164), (20, 669082), (40, 334541)]