2540270398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{66849221}}^1$

素因数の和:66849242

約数の個数: 8

約数和(自身を含む): 4010953320

約数和(自身を除く): 1470682922

約数列:

[1, 2, 19, 38, 66849221, 133698442, 1270135199, 2540270398]

約数ペア:

[(1, 2540270398), (2, 1270135199), (19, 133698442), (38, 66849221)]