38684120

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3853}}^1$

素因数の和:4115

約数の個数: 32

約数和(自身を含む): 87408720

約数和(自身を除く): 48724600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 3853, 5020, 7706, 10040, 15412, 19265, 30824, 38530, 77060, 154120, 967103, 1934206, 3868412, 4835515, 7736824, 9671030, 19342060, 38684120]

約数ペア:

[(1, 38684120), (2, 19342060), (4, 9671030), (5, 7736824), (8, 4835515), (10, 3868412), (20, 1934206), (40, 967103), (251, 154120), (502, 77060), (1004, 38530), (1255, 30824), (2008, 19265), (2510, 15412), (3853, 10040), (5020, 7706)]