2008138412

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{6869}}^1$

素因数の和:7130

約数の個数: 48

約数和(自身を含む): 4113426240

約数和(自身を除く): 2105287828

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 197, 212, 371, 394, 742, 788, 1379, 1484, 2758, 5516, 6869, 10441, 13738, 20882, 27476, 41764, 48083, 73087, 96166, 146174, 192332, 292348, 364057, 728114, 1353193, 1456228, 2548399, 2706386, 5096798, 5412772, 9472351, 10193596, 18944702, 37889404, 71719229, 143438458, 286876916, 502034603, 1004069206, 2008138412]

約数ペア:

[(1, 2008138412), (2, 1004069206), (4, 502034603), (7, 286876916), (14, 143438458), (28, 71719229), (53, 37889404), (106, 18944702), (197, 10193596), (212, 9472351), (371, 5412772), (394, 5096798), (742, 2706386), (788, 2548399), (1379, 1456228), (1484, 1353193), (2758, 728114), (5516, 364057), (6869, 292348), (10441, 192332), (13738, 146174), (20882, 96166), (27476, 73087), (41764, 48083)]