2939980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8647}}^1$

素因数の和:8673

約数の個数: 24

約数和(自身を含む): 6537888

約数和(自身を除く): 3597908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 8647, 17294, 34588, 43235, 86470, 146999, 172940, 293998, 587996, 734995, 1469990, 2939980]

約数ペア:

[(1, 2939980), (2, 1469990), (4, 734995), (5, 587996), (10, 293998), (17, 172940), (20, 146999), (34, 86470), (68, 43235), (85, 34588), (170, 17294), (340, 8647)]