19534900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 54996480

約数和(自身を除く): 35461580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 43, 44, 50, 55, 59, 70, 77, 86, 100, 110, 118, 140, 154, 172, 175, 215, 220, 236, 275, 295, 301, 308, 350, 385, 413, 430, 473, 550, 590, 602, 649, 700, 770, 826, 860, 946, 1075, 1100, 1180, 1204, 1298, 1475, 1505, 1540, 1652, 1892, 1925, 2065, 2150, 2365, 2537, 2596, 2950, 3010, 3245, 3311, 3850, 4130, 4300, 4543, 4730, 5074, 5900, 6020, 6490, 6622, 7525, 7700, 8260, 9086, 9460, 10148, 10325, 11825, 12685, 12980, 13244, 15050, 16225, 16555, 17759, 18172, 20650, 22715, 23650, 25370, 27907, 30100, 32450, 33110, 35518, 41300, 45430, 47300, 50740, 55814, 63425, 64900, 66220, 71036, 82775, 88795, 90860, 111628, 113575, 126850, 139535, 165550, 177590, 195349, 227150, 253700, 279070, 331100, 355180, 390698, 443975, 454300, 558140, 697675, 781396, 887950, 976745, 1395350, 1775900, 1953490, 2790700, 3906980, 4883725, 9767450, 19534900]

約数ペア:

[(1, 19534900), (2, 9767450), (4, 4883725), (5, 3906980), (7, 2790700), (10, 1953490), (11, 1775900), (14, 1395350), (20, 976745), (22, 887950), (25, 781396), (28, 697675), (35, 558140), (43, 454300), (44, 443975), (50, 390698), (55, 355180), (59, 331100), (70, 279070), (77, 253700), (86, 227150), (100, 195349), (110, 177590), (118, 165550), (140, 139535), (154, 126850), (172, 113575), (175, 111628), (215, 90860), (220, 88795), (236, 82775), (275, 71036), (295, 66220), (301, 64900), (308, 63425), (350, 55814), (385, 50740), (413, 47300), (430, 45430), (473, 41300), (550, 35518), (590, 33110), (602, 32450), (649, 30100), (700, 27907), (770, 25370), (826, 23650), (860, 22715), (946, 20650), (1075, 18172), (1100, 17759), (1180, 16555), (1204, 16225), (1298, 15050), (1475, 13244), (1505, 12980), (1540, 12685), (1652, 11825), (1892, 10325), (1925, 10148), (2065, 9460), (2150, 9086), (2365, 8260), (2537, 7700), (2596, 7525), (2950, 6622), (3010, 6490), (3245, 6020), (3311, 5900), (3850, 5074), (4130, 4730), (4300, 4543)]