138335140

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{14939}}^1$

素因数の和:15411

約数の個数: 24

約数和(自身を含む): 291150720

約数和(自身を除く): 152815580

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 9260, 14939, 29878, 59756, 74695, 149390, 298780, 6916757, 13833514, 27667028, 34583785, 69167570, 138335140]

約数ペア:

[(1, 138335140), (2, 69167570), (4, 34583785), (5, 27667028), (10, 13833514), (20, 6916757), (463, 298780), (926, 149390), (1852, 74695), (2315, 59756), (4630, 29878), (9260, 14939)]