1984340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2167

約数の個数: 24

約数和(自身を含む): 4257792

約数和(自身を除く): 2273452

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2111, 4222, 8444, 10555, 21110, 42220, 99217, 198434, 396868, 496085, 992170, 1984340]

約数ペア:

[(1, 1984340), (2, 992170), (4, 496085), (5, 396868), (10, 198434), (20, 99217), (47, 42220), (94, 21110), (188, 10555), (235, 8444), (470, 4222), (940, 2111)]