40405286

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:524

約数の個数: 24

約数和(自身を含む): 64520064

約数和(自身を除く): 24114778

約数列:

[1, 2, 19, 38, 191, 293, 361, 382, 586, 722, 3629, 5567, 7258, 11134, 55963, 68951, 105773, 111926, 137902, 211546, 1063297, 2126594, 20202643, 40405286]

約数ペア:

[(1, 40405286), (2, 20202643), (19, 2126594), (38, 1063297), (191, 211546), (293, 137902), (361, 111926), (382, 105773), (586, 68951), (722, 55963), (3629, 11134), (5567, 7258)]