1880340055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{171799}}^1$

素因数の和:172014

約数の個数: 16

約数和(自身を含む): 2473920000

約数和(自身を除く): 593579945

約数列:

[1, 5, 11, 55, 199, 995, 2189, 10945, 171799, 858995, 1889789, 9448945, 34188001, 170940005, 376068011, 1880340055]

約数ペア:

[(1, 1880340055), (5, 376068011), (11, 170940005), (55, 34188001), (199, 9448945), (995, 1889789), (2189, 858995), (10945, 171799)]