2542580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6691}}^1$

素因数の和:6719

約数の個数: 24

約数和(自身を含む): 5621280

約数和(自身を除く): 3078700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 6691, 13382, 26764, 33455, 66910, 127129, 133820, 254258, 508516, 635645, 1271290, 2542580]

約数ペア:

[(1, 2542580), (2, 1271290), (4, 635645), (5, 508516), (10, 254258), (19, 133820), (20, 127129), (38, 66910), (76, 33455), (95, 26764), (190, 13382), (380, 6691)]