2680498940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{10093}}^1$

素因数の和:10387

約数の個数: 72

約数和(自身を含む): 6572889792

約数和(自身を除く): 3892390852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 271, 490, 542, 980, 1084, 1355, 1897, 2710, 3794, 5420, 7588, 9485, 10093, 13279, 18970, 20186, 26558, 37940, 40372, 50465, 53116, 66395, 70651, 100930, 132790, 141302, 201860, 265580, 282604, 353255, 494557, 706510, 989114, 1413020, 1978228, 2472785, 2735203, 4945570, 5470406, 9891140, 10940812, 13676015, 19146421, 27352030, 38292842, 54704060, 76585684, 95732105, 134024947, 191464210, 268049894, 382928420, 536099788, 670124735, 1340249470, 2680498940]

約数ペア:

[(1, 2680498940), (2, 1340249470), (4, 670124735), (5, 536099788), (7, 382928420), (10, 268049894), (14, 191464210), (20, 134024947), (28, 95732105), (35, 76585684), (49, 54704060), (70, 38292842), (98, 27352030), (140, 19146421), (196, 13676015), (245, 10940812), (271, 9891140), (490, 5470406), (542, 4945570), (980, 2735203), (1084, 2472785), (1355, 1978228), (1897, 1413020), (2710, 989114), (3794, 706510), (5420, 494557), (7588, 353255), (9485, 282604), (10093, 265580), (13279, 201860), (18970, 141302), (20186, 132790), (26558, 100930), (37940, 70651), (40372, 66395), (50465, 53116)]