40396508

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{1153}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 74640720

約数和(自身を除く): 34244212

約数列:

[1, 2, 4, 19, 38, 76, 461, 922, 1153, 1844, 2306, 4612, 8759, 17518, 21907, 35036, 43814, 87628, 531533, 1063066, 2126132, 10099127, 20198254, 40396508]

約数ペア:

[(1, 40396508), (2, 20198254), (4, 10099127), (19, 2126132), (38, 1063066), (76, 531533), (461, 87628), (922, 43814), (1153, 35036), (1844, 21907), (2306, 17518), (4612, 8759)]