68179340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{38303}}^1$

素因数の和:38401

約数の個数: 24

約数和(自身を含む): 144789120

約数和(自身を除く): 76609780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 38303, 76606, 153212, 191515, 383030, 766060, 3408967, 6817934, 13635868, 17044835, 34089670, 68179340]

約数ペア:

[(1, 68179340), (2, 34089670), (4, 17044835), (5, 13635868), (10, 6817934), (20, 3408967), (89, 766060), (178, 383030), (356, 191515), (445, 153212), (890, 76606), (1780, 38303)]