1990765

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2473}}^1$

素因数の和:2508

約数の個数: 16

約数和(自身を含む): 2850048

約数和(自身を除く): 859283

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2473, 12365, 17311, 56879, 86555, 284395, 398153, 1990765]

約数ペア:

[(1, 1990765), (5, 398153), (7, 284395), (23, 86555), (35, 56879), (115, 17311), (161, 12365), (805, 2473)]