2016753320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1172531}}^1$

素因数の和:1172585

約数の個数: 32

約数和(自身を含む): 4643226720

約数和(自身を除く): 2626473400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1172531, 2345062, 4690124, 5862655, 9380248, 11725310, 23450620, 46901240, 50418833, 100837666, 201675332, 252094165, 403350664, 504188330, 1008376660, 2016753320]

約数ペア:

[(1, 2016753320), (2, 1008376660), (4, 504188330), (5, 403350664), (8, 252094165), (10, 201675332), (20, 100837666), (40, 50418833), (43, 46901240), (86, 23450620), (172, 11725310), (215, 9380248), (344, 5862655), (430, 4690124), (860, 2345062), (1720, 1172531)]