20619060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4463}}^1$

素因数の和:4493

約数の個数: 96

約数和(自身を含む): 71995392

約数和(自身を除く): 51376332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4463, 4620, 8926, 13389, 17852, 22315, 26778, 31241, 44630, 49093, 53556, 62482, 66945, 89260, 93723, 98186, 124964, 133890, 147279, 156205, 187446, 196372, 245465, 267780, 294558, 312410, 343651, 374892, 468615, 490930, 589116, 624820, 687302, 736395, 937230, 981860, 1030953, 1374604, 1472790, 1718255, 1874460, 2061906, 2945580, 3436510, 4123812, 5154765, 6873020, 10309530, 20619060]

約数ペア:

[(1, 20619060), (2, 10309530), (3, 6873020), (4, 5154765), (5, 4123812), (6, 3436510), (7, 2945580), (10, 2061906), (11, 1874460), (12, 1718255), (14, 1472790), (15, 1374604), (20, 1030953), (21, 981860), (22, 937230), (28, 736395), (30, 687302), (33, 624820), (35, 589116), (42, 490930), (44, 468615), (55, 374892), (60, 343651), (66, 312410), (70, 294558), (77, 267780), (84, 245465), (105, 196372), (110, 187446), (132, 156205), (140, 147279), (154, 133890), (165, 124964), (210, 98186), (220, 93723), (231, 89260), (308, 66945), (330, 62482), (385, 53556), (420, 49093), (462, 44630), (660, 31241), (770, 26778), (924, 22315), (1155, 17852), (1540, 13389), (2310, 8926), (4463, 4620)]