68535440

素因数分解:

$2^4\times 5^1\times {\mathrm{856693}}^1$

素因数の和:856706

約数の個数: 20

約数和(自身を含む): 159345084

約数和(自身を除く): 90809644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 856693, 1713386, 3426772, 4283465, 6853544, 8566930, 13707088, 17133860, 34267720, 68535440]

約数ペア:

[(1, 68535440), (2, 34267720), (4, 17133860), (5, 13707088), (8, 8566930), (10, 6853544), (16, 4283465), (20, 3426772), (40, 1713386), (80, 856693)]