195491090

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{44531}}^1$

素因数の和:44977

約数の個数: 16

約数和(自身を含む): 352693440

約数和(自身を除く): 157202350

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 44531, 89062, 222655, 445310, 19549109, 39098218, 97745545, 195491090]

約数ペア:

[(1, 195491090), (2, 97745545), (5, 39098218), (10, 19549109), (439, 445310), (878, 222655), (2195, 89062), (4390, 44531)]