40085968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439}}^2$

素因数の和:899

約数の個数: 30

約数和(自身を含む): 83831874

約数和(自身を除く): 43745906

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439, 878, 1756, 3512, 5707, 7024, 11414, 22828, 45656, 91312, 192721, 385442, 770884, 1541768, 2505373, 3083536, 5010746, 10021492, 20042984, 40085968]

約数ペア:

[(1, 40085968), (2, 20042984), (4, 10021492), (8, 5010746), (13, 3083536), (16, 2505373), (26, 1541768), (52, 770884), (104, 385442), (208, 192721), (439, 91312), (878, 45656), (1756, 22828), (3512, 11414), (5707, 7024)]