139335440

素因数分解:

$2^4\times 5^1\times {\mathrm{1741693}}^1$

素因数の和:1741706

約数の個数: 20

約数和(自身を含む): 323955084

約数和(自身を除く): 184619644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1741693, 3483386, 6966772, 8708465, 13933544, 17416930, 27867088, 34833860, 69667720, 139335440]

約数ペア:

[(1, 139335440), (2, 69667720), (4, 34833860), (5, 27867088), (8, 17416930), (10, 13933544), (16, 8708465), (20, 6966772), (40, 3483386), (80, 1741693)]