12902210

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2939}}^1$

素因数の和:3385

約数の個数: 16

約数和(自身を含む): 23284800

約数和(自身を除く): 10382590

約数列:

[1, 2, 5, 10, 439, 878, 2195, 2939, 4390, 5878, 14695, 29390, 1290221, 2580442, 6451105, 12902210]

約数ペア:

[(1, 12902210), (2, 6451105), (5, 2580442), (10, 1290221), (439, 29390), (878, 14695), (2195, 5878), (2939, 4390)]