2649550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2789}}^1$

素因数の和:2820

約数の個数: 24

約数和(自身を含む): 5189400

約数和(自身を除く): 2539850

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 2789, 5578, 13945, 27890, 52991, 69725, 105982, 139450, 264955, 529910, 1324775, 2649550]

約数ペア:

[(1, 2649550), (2, 1324775), (5, 529910), (10, 264955), (19, 139450), (25, 105982), (38, 69725), (50, 52991), (95, 27890), (190, 13945), (475, 5578), (950, 2789)]