20040295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1831}}^1$

素因数の和:2046

約数の個数: 16

約数和(自身を含む): 26380800

約数和(自身を除く): 6340505

約数列:

[1, 5, 11, 55, 199, 995, 1831, 2189, 9155, 10945, 20141, 100705, 364369, 1821845, 4008059, 20040295]

約数ペア:

[(1, 20040295), (5, 4008059), (11, 1821845), (55, 364369), (199, 100705), (995, 20141), (1831, 10945), (2189, 9155)]