2080871254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{619}}^1$

素因数の和:985

約数の個数: 64

約数和(自身を含む): 3959746560

約数和(自身を除く): 1878875306

約数列:

[1, 2, 7, 11, 14, 22, 77, 83, 154, 166, 263, 526, 581, 619, 913, 1162, 1238, 1826, 1841, 2893, 3682, 4333, 5786, 6391, 6809, 8666, 12782, 13618, 20251, 21829, 40502, 43658, 47663, 51377, 95326, 102754, 152803, 162797, 240119, 305606, 325594, 359639, 480238, 565147, 719278, 1130294, 1139579, 1680833, 1790767, 2279158, 3361666, 3581534, 3956029, 7912058, 12535369, 13512151, 25070738, 27024302, 94585057, 148633661, 189170114, 297267322, 1040435627, 2080871254]

約数ペア:

[(1, 2080871254), (2, 1040435627), (7, 297267322), (11, 189170114), (14, 148633661), (22, 94585057), (77, 27024302), (83, 25070738), (154, 13512151), (166, 12535369), (263, 7912058), (526, 3956029), (581, 3581534), (619, 3361666), (913, 2279158), (1162, 1790767), (1238, 1680833), (1826, 1139579), (1841, 1130294), (2893, 719278), (3682, 565147), (4333, 480238), (5786, 359639), (6391, 325594), (6809, 305606), (8666, 240119), (12782, 162797), (13618, 152803), (20251, 102754), (21829, 95326), (40502, 51377), (43658, 47663)]