68086940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{43093}}^1$

素因数の和:43181

約数の個数: 24

約数和(自身を含む): 144795840

約数和(自身を除く): 76708900

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 43093, 86186, 172372, 215465, 430930, 861860, 3404347, 6808694, 13617388, 17021735, 34043470, 68086940]

約数ペア:

[(1, 68086940), (2, 34043470), (4, 17021735), (5, 13617388), (10, 6808694), (20, 3404347), (79, 861860), (158, 430930), (316, 215465), (395, 172372), (790, 86186), (1580, 43093)]