20101129550

素因数分解:

$2^1\times 5^2\times {\mathrm{439}}^1\times {\mathrm{915769}}^1$

素因数の和:916220

約数の個数: 24

約数和(自身を含む): 37473308400

約数和(自身を除く): 17372178850

約数列:

[1, 2, 5, 10, 25, 50, 439, 878, 2195, 4390, 10975, 21950, 915769, 1831538, 4578845, 9157690, 22894225, 45788450, 402022591, 804045182, 2010112955, 4020225910, 10050564775, 20101129550]

約数ペア:

[(1, 20101129550), (2, 10050564775), (5, 4020225910), (10, 2010112955), (25, 804045182), (50, 402022591), (439, 45788450), (878, 22894225), (2195, 9157690), (4390, 4578845), (10975, 1831538), (21950, 915769)]