207916120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{305759}}^1$

素因数の和:305787

約数の個数: 32

約数和(自身を含む): 495331200

約数和(自身を除く): 287415080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 305759, 611518, 1223036, 1528795, 2446072, 3057590, 5197903, 6115180, 10395806, 12230360, 20791612, 25989515, 41583224, 51979030, 103958060, 207916120]

約数ペア:

[(1, 207916120), (2, 103958060), (4, 51979030), (5, 41583224), (8, 25989515), (10, 20791612), (17, 12230360), (20, 10395806), (34, 6115180), (40, 5197903), (68, 3057590), (85, 2446072), (136, 1528795), (170, 1223036), (340, 611518), (680, 305759)]