20970096

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 62496000

約数和(自身を除く): 41525904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 139, 168, 278, 336, 417, 449, 556, 834, 898, 973, 1112, 1347, 1668, 1796, 1946, 2224, 2694, 2919, 3143, 3336, 3592, 3892, 5388, 5838, 6286, 6672, 7184, 7784, 9429, 10776, 11676, 12572, 15568, 18858, 21552, 23352, 25144, 37716, 46704, 50288, 62411, 75432, 124822, 150864, 187233, 249644, 374466, 436877, 499288, 748932, 873754, 998576, 1310631, 1497864, 1747508, 2621262, 2995728, 3495016, 5242524, 6990032, 10485048, 20970096]

約数ペア:

[(1, 20970096), (2, 10485048), (3, 6990032), (4, 5242524), (6, 3495016), (7, 2995728), (8, 2621262), (12, 1747508), (14, 1497864), (16, 1310631), (21, 998576), (24, 873754), (28, 748932), (42, 499288), (48, 436877), (56, 374466), (84, 249644), (112, 187233), (139, 150864), (168, 124822), (278, 75432), (336, 62411), (417, 50288), (449, 46704), (556, 37716), (834, 25144), (898, 23352), (973, 21552), (1112, 18858), (1347, 15568), (1668, 12572), (1796, 11676), (1946, 10776), (2224, 9429), (2694, 7784), (2919, 7184), (3143, 6672), (3336, 6286), (3592, 5838), (3892, 5388)]