12720610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7901}}^1$

素因数の和:7938

約数の個数: 32

約数和(自身を含む): 27309312

約数和(自身を除く): 14588702

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 7901, 15802, 39505, 55307, 79010, 110614, 181723, 276535, 363446, 553070, 908615, 1272061, 1817230, 2544122, 6360305, 12720610]

約数ペア:

[(1, 12720610), (2, 6360305), (5, 2544122), (7, 1817230), (10, 1272061), (14, 908615), (23, 553070), (35, 363446), (46, 276535), (70, 181723), (115, 110614), (161, 79010), (230, 55307), (322, 39505), (805, 15802), (1610, 7901)]