1900518980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1\times {\mathrm{5107}}^1$

素因数の和:5948

約数の個数: 48

約数和(自身を含む): 4170579840

約数和(自身を除く): 2270060860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 809, 1618, 3236, 4045, 5107, 8090, 10214, 16180, 18607, 20428, 25535, 37214, 51070, 74428, 93035, 102140, 117461, 186070, 234922, 372140, 469844, 587305, 1174610, 2349220, 4131563, 8263126, 16526252, 20657815, 41315630, 82631260, 95025949, 190051898, 380103796, 475129745, 950259490, 1900518980]

約数ペア:

[(1, 1900518980), (2, 950259490), (4, 475129745), (5, 380103796), (10, 190051898), (20, 95025949), (23, 82631260), (46, 41315630), (92, 20657815), (115, 16526252), (230, 8263126), (460, 4131563), (809, 2349220), (1618, 1174610), (3236, 587305), (4045, 469844), (5107, 372140), (8090, 234922), (10214, 186070), (16180, 117461), (18607, 102140), (20428, 93035), (25535, 74428), (37214, 51070)]