2008198540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{229771}}^1$

素因数の和:229822

約数の個数: 48

約数和(自身を含む): 4632203520

約数和(自身を除く): 2624004980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 229771, 459542, 919084, 1148855, 2297710, 4365649, 4595420, 5284733, 8731298, 10569466, 17462596, 21138932, 21828245, 26423665, 43656490, 52847330, 87312980, 100409927, 105694660, 200819854, 401639708, 502049635, 1004099270, 2008198540]

約数ペア:

[(1, 2008198540), (2, 1004099270), (4, 502049635), (5, 401639708), (10, 200819854), (19, 105694660), (20, 100409927), (23, 87312980), (38, 52847330), (46, 43656490), (76, 26423665), (92, 21828245), (95, 21138932), (115, 17462596), (190, 10569466), (230, 8731298), (380, 5284733), (437, 4595420), (460, 4365649), (874, 2297710), (1748, 1148855), (2185, 919084), (4370, 459542), (8740, 229771)]