40399208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2339}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 80870400

約数和(自身を除く): 40471192

約数列:

[1, 2, 4, 8, 17, 34, 68, 127, 136, 254, 508, 1016, 2159, 2339, 4318, 4678, 8636, 9356, 17272, 18712, 39763, 79526, 159052, 297053, 318104, 594106, 1188212, 2376424, 5049901, 10099802, 20199604, 40399208]

約数ペア:

[(1, 40399208), (2, 20199604), (4, 10099802), (8, 5049901), (17, 2376424), (34, 1188212), (68, 594106), (127, 318104), (136, 297053), (254, 159052), (508, 79526), (1016, 39763), (2159, 18712), (2339, 17272), (4318, 9356), (4678, 8636)]