30020078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{19219}}^1$

素因数の和:19303

約数の個数: 16

約数和(自身を含む): 49818240

約数和(自身を除く): 19798162

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 19219, 38438, 211409, 422818, 1364549, 2729098, 15010039, 30020078]

約数ペア:

[(1, 30020078), (2, 15010039), (11, 2729098), (22, 1364549), (71, 422818), (142, 211409), (781, 38438), (1562, 19219)]