40340078

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{2729}}^1$

素因数の和:3139

約数の個数: 16

約数和(自身を含む): 63882000

約数和(自身を除く): 23541922

約数列:

[1, 2, 19, 38, 389, 778, 2729, 5458, 7391, 14782, 51851, 103702, 1061581, 2123162, 20170039, 40340078]

約数ペア:

[(1, 40340078), (2, 20170039), (19, 2123162), (38, 1061581), (389, 103702), (778, 51851), (2729, 14782), (5458, 7391)]