2017840090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1123}}^1$

素因数の和:1356

約数の個数: 96

約数和(自身を含む): 4474509120

約数和(自身を除く): 2456669030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 193, 245, 266, 386, 490, 665, 931, 965, 1123, 1330, 1351, 1862, 1930, 2246, 2702, 3667, 4655, 5615, 6755, 7334, 7861, 9310, 9457, 11230, 13510, 15722, 18335, 18914, 21337, 25669, 36670, 39305, 42674, 47285, 51338, 55027, 78610, 94570, 106685, 110054, 128345, 149359, 179683, 213370, 216739, 256690, 275135, 298718, 359366, 433478, 550270, 746795, 898415, 1045513, 1083695, 1493590, 1517173, 1796830, 2091026, 2167390, 3034346, 4118041, 5227565, 7585865, 8236082, 10455130, 10620211, 15171730, 20590205, 21240422, 28826287, 41180410, 53101055, 57652574, 106202110, 144131435, 201784009, 288262870, 403568018, 1008920045, 2017840090]

約数ペア:

[(1, 2017840090), (2, 1008920045), (5, 403568018), (7, 288262870), (10, 201784009), (14, 144131435), (19, 106202110), (35, 57652574), (38, 53101055), (49, 41180410), (70, 28826287), (95, 21240422), (98, 20590205), (133, 15171730), (190, 10620211), (193, 10455130), (245, 8236082), (266, 7585865), (386, 5227565), (490, 4118041), (665, 3034346), (931, 2167390), (965, 2091026), (1123, 1796830), (1330, 1517173), (1351, 1493590), (1862, 1083695), (1930, 1045513), (2246, 898415), (2702, 746795), (3667, 550270), (4655, 433478), (5615, 359366), (6755, 298718), (7334, 275135), (7861, 256690), (9310, 216739), (9457, 213370), (11230, 179683), (13510, 149359), (15722, 128345), (18335, 110054), (18914, 106685), (21337, 94570), (25669, 78610), (36670, 55027), (39305, 51338), (42674, 47285)]