2017960890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{265871}}^1$

素因数の和:265915

約数の個数: 64

約数和(自身を含む): 5513121792

約数和(自身を除く): 3495160902

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 3795, 7590, 265871, 531742, 797613, 1329355, 1595226, 2658710, 2924581, 3988065, 5849162, 6115033, 7976130, 8773743, 12230066, 14622905, 17547486, 18345099, 29245810, 30575165, 36690198, 43868715, 61150330, 67265363, 87737430, 91725495, 134530726, 183450990, 201796089, 336326815, 403592178, 672653630, 1008980445, 2017960890]

約数ペア:

[(1, 2017960890), (2, 1008980445), (3, 672653630), (5, 403592178), (6, 336326815), (10, 201796089), (11, 183450990), (15, 134530726), (22, 91725495), (23, 87737430), (30, 67265363), (33, 61150330), (46, 43868715), (55, 36690198), (66, 30575165), (69, 29245810), (110, 18345099), (115, 17547486), (138, 14622905), (165, 12230066), (230, 8773743), (253, 7976130), (330, 6115033), (345, 5849162), (506, 3988065), (690, 2924581), (759, 2658710), (1265, 1595226), (1518, 1329355), (2530, 797613), (3795, 531742), (7590, 265871)]