2542504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 5148000

約数和(自身を除く): 2605496

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 389, 778, 817, 1556, 1634, 3112, 3268, 6536, 7391, 14782, 16727, 29564, 33454, 59128, 66908, 133816, 317813, 635626, 1271252, 2542504]

約数ペア:

[(1, 2542504), (2, 1271252), (4, 635626), (8, 317813), (19, 133816), (38, 66908), (43, 59128), (76, 33454), (86, 29564), (152, 16727), (172, 14782), (344, 7391), (389, 6536), (778, 3268), (817, 3112), (1556, 1634)]