1340371396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^2\times {\mathrm{691}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 2931278784

約数和(自身を除く): 1590907388

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 691, 949, 1022, 1382, 1898, 2044, 2764, 3796, 4837, 5329, 6643, 8983, 9674, 10658, 13286, 17966, 19348, 21316, 26572, 35932, 37303, 50443, 62881, 69277, 74606, 100886, 125762, 138554, 149212, 201772, 251524, 277108, 353101, 484939, 655759, 706202, 969878, 1311518, 1412404, 1939756, 2623036, 3682339, 4590313, 7364678, 9180626, 14729356, 18361252, 25776373, 47870407, 51552746, 95740814, 103105492, 191481628, 335092849, 670185698, 1340371396]

約数ペア:

[(1, 1340371396), (2, 670185698), (4, 335092849), (7, 191481628), (13, 103105492), (14, 95740814), (26, 51552746), (28, 47870407), (52, 25776373), (73, 18361252), (91, 14729356), (146, 9180626), (182, 7364678), (292, 4590313), (364, 3682339), (511, 2623036), (691, 1939756), (949, 1412404), (1022, 1311518), (1382, 969878), (1898, 706202), (2044, 655759), (2764, 484939), (3796, 353101), (4837, 277108), (5329, 251524), (6643, 201772), (8983, 149212), (9674, 138554), (10658, 125762), (13286, 100886), (17966, 74606), (19348, 69277), (21316, 62881), (26572, 50443), (35932, 37303)]