2099450

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 24

約数和(自身を含む): 3943200

約数和(自身を除く): 1843750

約数列:

[1, 2, 5, 10, 25, 50, 199, 211, 398, 422, 995, 1055, 1990, 2110, 4975, 5275, 9950, 10550, 41989, 83978, 209945, 419890, 1049725, 2099450]

約数ペア:

[(1, 2099450), (2, 1049725), (5, 419890), (10, 209945), (25, 83978), (50, 41989), (199, 10550), (211, 9950), (398, 5275), (422, 4975), (995, 2110), (1055, 1990)]