679972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 1310400

約数和(自身を除く): 630428

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 389, 437, 778, 874, 1556, 1748, 7391, 8947, 14782, 17894, 29564, 35788, 169993, 339986, 679972]

約数ペア:

[(1, 679972), (2, 339986), (4, 169993), (19, 35788), (23, 29564), (38, 17894), (46, 14782), (76, 8947), (92, 7391), (389, 1748), (437, 1556), (778, 874)]