40785628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41281}}^1$

素因数の和:41317

約数の個数: 24

約数和(自身を含む): 80912720

約数和(自身を除く): 40127092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 41281, 82562, 165124, 536653, 784339, 1073306, 1568678, 2146612, 3137356, 10196407, 20392814, 40785628]

約数ペア:

[(1, 40785628), (2, 20392814), (4, 10196407), (13, 3137356), (19, 2146612), (26, 1568678), (38, 1073306), (52, 784339), (76, 536653), (247, 165124), (494, 82562), (988, 41281)]