4054408090

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2037391}}^1$

素因数の和:2037597

約数の個数: 16

約数和(自身を含む): 7334611200

約数和(自身を除く): 3280203110

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 2037391, 4074782, 10186955, 20373910, 405440809, 810881618, 2027204045, 4054408090]

約数ペア:

[(1, 4054408090), (2, 2027204045), (5, 810881618), (10, 405440809), (199, 20373910), (398, 10186955), (995, 4074782), (1990, 2037391)]