40290146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81559}}^1$

素因数の和:81593

約数の個数: 16

約数和(自身を含む): 68510400

約数和(自身を除く): 28220254

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 81559, 163118, 1060267, 1549621, 2120534, 3099242, 20145073, 40290146]

約数ペア:

[(1, 40290146), (2, 20145073), (13, 3099242), (19, 2120534), (26, 1549621), (38, 1060267), (247, 163118), (494, 81559)]