20173020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1179

約数の個数: 96

約数和(自身を含む): 66114048

約数和(自身を除く): 45941028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1117, 1204, 1290, 1505, 1806, 2234, 2580, 3010, 3351, 3612, 4468, 4515, 5585, 6020, 6702, 7819, 9030, 11170, 13404, 15638, 16755, 18060, 22340, 23457, 31276, 33510, 39095, 46914, 48031, 67020, 78190, 93828, 96062, 117285, 144093, 156380, 192124, 234570, 240155, 288186, 336217, 469140, 480310, 576372, 672434, 720465, 960620, 1008651, 1344868, 1440930, 1681085, 2017302, 2881860, 3362170, 4034604, 5043255, 6724340, 10086510, 20173020]

約数ペア:

[(1, 20173020), (2, 10086510), (3, 6724340), (4, 5043255), (5, 4034604), (6, 3362170), (7, 2881860), (10, 2017302), (12, 1681085), (14, 1440930), (15, 1344868), (20, 1008651), (21, 960620), (28, 720465), (30, 672434), (35, 576372), (42, 480310), (43, 469140), (60, 336217), (70, 288186), (84, 240155), (86, 234570), (105, 192124), (129, 156380), (140, 144093), (172, 117285), (210, 96062), (215, 93828), (258, 78190), (301, 67020), (420, 48031), (430, 46914), (516, 39095), (602, 33510), (645, 31276), (860, 23457), (903, 22340), (1117, 18060), (1204, 16755), (1290, 15638), (1505, 13404), (1806, 11170), (2234, 9030), (2580, 7819), (3010, 6702), (3351, 6020), (3612, 5585), (4468, 4515)]