864340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1879}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 1895040

約数和(自身を除く): 1030700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1879, 3758, 7516, 9395, 18790, 37580, 43217, 86434, 172868, 216085, 432170, 864340]

約数ペア:

[(1, 864340), (2, 432170), (4, 216085), (5, 172868), (10, 86434), (20, 43217), (23, 37580), (46, 18790), (92, 9395), (115, 7516), (230, 3758), (460, 1879)]