2319340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1303}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 4929120

約数和(自身を除く): 2609780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1303, 1780, 2606, 5212, 6515, 13030, 26060, 115967, 231934, 463868, 579835, 1159670, 2319340]

約数ペア:

[(1, 2319340), (2, 1159670), (4, 579835), (5, 463868), (10, 231934), (20, 115967), (89, 26060), (178, 13030), (356, 6515), (445, 5212), (890, 2606), (1303, 1780)]