2805712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 6999552

約数和(自身を除く): 4193840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 41, 47, 52, 56, 82, 91, 94, 104, 112, 164, 182, 188, 208, 287, 328, 329, 364, 376, 533, 574, 611, 656, 658, 728, 752, 1066, 1148, 1222, 1316, 1456, 1927, 2132, 2296, 2444, 2632, 3731, 3854, 4264, 4277, 4592, 4888, 5264, 7462, 7708, 8528, 8554, 9776, 13489, 14924, 15416, 17108, 25051, 26978, 29848, 30832, 34216, 50102, 53956, 59696, 68432, 100204, 107912, 175357, 200408, 215824, 350714, 400816, 701428, 1402856, 2805712]

約数ペア:

[(1, 2805712), (2, 1402856), (4, 701428), (7, 400816), (8, 350714), (13, 215824), (14, 200408), (16, 175357), (26, 107912), (28, 100204), (41, 68432), (47, 59696), (52, 53956), (56, 50102), (82, 34216), (91, 30832), (94, 29848), (104, 26978), (112, 25051), (164, 17108), (182, 15416), (188, 14924), (208, 13489), (287, 9776), (328, 8554), (329, 8528), (364, 7708), (376, 7462), (533, 5264), (574, 4888), (611, 4592), (656, 4277), (658, 4264), (728, 3854), (752, 3731), (1066, 2632), (1148, 2444), (1222, 2296), (1316, 2132), (1456, 1927)]