2016195340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1\times {\mathrm{1489}}^1$

素因数の和:2434

約数の個数: 48

約数和(自身を含む): 4295491200

約数和(自身を除く): 2279295860

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 857, 1489, 1580, 1714, 2978, 3428, 4285, 5956, 7445, 8570, 14890, 17140, 29780, 67703, 117631, 135406, 235262, 270812, 338515, 470524, 588155, 677030, 1176310, 1276073, 1354060, 2352620, 2552146, 5104292, 6380365, 12760730, 25521460, 100809767, 201619534, 403239068, 504048835, 1008097670, 2016195340]

約数ペア:

[(1, 2016195340), (2, 1008097670), (4, 504048835), (5, 403239068), (10, 201619534), (20, 100809767), (79, 25521460), (158, 12760730), (316, 6380365), (395, 5104292), (790, 2552146), (857, 2352620), (1489, 1354060), (1580, 1276073), (1714, 1176310), (2978, 677030), (3428, 588155), (4285, 470524), (5956, 338515), (7445, 270812), (8570, 235262), (14890, 135406), (17140, 117631), (29780, 67703)]