320717758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{60719}}^1$

素因数の和:60879

約数の個数: 16

約数和(自身を含む): 510048000

約数和(自身を除く): 189330242

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 60719, 121438, 1153661, 2307322, 8439941, 16879882, 160358879, 320717758]

約数ペア:

[(1, 320717758), (2, 160358879), (19, 16879882), (38, 8439941), (139, 2307322), (278, 1153661), (2641, 121438), (5282, 60719)]