9977980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29347}}^1$

素因数の和:29373

約数の個数: 24

約数和(自身を含む): 22187088

約数和(自身を除く): 12209108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 29347, 58694, 117388, 146735, 293470, 498899, 586940, 997798, 1995596, 2494495, 4988990, 9977980]

約数ペア:

[(1, 9977980), (2, 4988990), (4, 2494495), (5, 1995596), (10, 997798), (17, 586940), (20, 498899), (34, 293470), (68, 146735), (85, 117388), (170, 58694), (340, 29347)]