78072004

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{453907}}^1$

素因数の和:453954

約数の個数: 12

約数和(自身を含む): 139803664

約数和(自身を除く): 61731660

約数列:

[1, 2, 4, 43, 86, 172, 453907, 907814, 1815628, 19518001, 39036002, 78072004]

約数ペア:

[(1, 78072004), (2, 39036002), (4, 19518001), (43, 1815628), (86, 907814), (172, 453907)]