8919009791980

素因数分解:

$2^2\times 5^1\times {\mathrm{113557}}^1\times {\mathrm{3927107}}^1$

素因数の和:4040673

約数の個数: 24

約数和(自身を含む): 18730090271088

約数和(自身を除く): 9811080479108

約数列:

[1, 2, 4, 5, 10, 20, 113557, 227114, 454228, 567785, 1135570, 2271140, 3927107, 7854214, 15708428, 19635535, 39271070, 78542140, 445950489599, 891900979198, 1783801958396, 2229752447995, 4459504895990, 8919009791980]

約数ペア:

[(1, 8919009791980), (2, 4459504895990), (4, 2229752447995), (5, 1783801958396), (10, 891900979198), (20, 445950489599), (113557, 78542140), (227114, 39271070), (454228, 19635535), (567785, 15708428), (1135570, 7854214), (2271140, 3927107)]