139227560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{27407}}^1$

素因数の和:27545

約数の個数: 32

約数和(自身を含む): 315740160

約数和(自身を除く): 176512600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 27407, 54814, 109628, 137035, 219256, 274070, 548140, 1096280, 3480689, 6961378, 13922756, 17403445, 27845512, 34806890, 69613780, 139227560]

約数ペア:

[(1, 139227560), (2, 69613780), (4, 34806890), (5, 27845512), (8, 17403445), (10, 13922756), (20, 6961378), (40, 3480689), (127, 1096280), (254, 548140), (508, 274070), (635, 219256), (1016, 137035), (1270, 109628), (2540, 54814), (5080, 27407)]