68704690

素因数分解:

$2^1\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{3209}}^1$

素因数の和:5357

約数の個数: 16

約数和(自身を含む): 123764760

約数和(自身を除く): 55060070

約数列:

[1, 2, 5, 10, 2141, 3209, 4282, 6418, 10705, 16045, 21410, 32090, 6870469, 13740938, 34352345, 68704690]

約数ペア:

[(1, 68704690), (2, 34352345), (5, 13740938), (10, 6870469), (2141, 32090), (3209, 21410), (4282, 16045), (6418, 10705)]