20534360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 59097600

約数和(自身を除く): 38563240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 59, 70, 77, 88, 110, 113, 118, 140, 154, 220, 226, 236, 280, 295, 308, 385, 413, 440, 452, 472, 565, 590, 616, 649, 770, 791, 826, 904, 1130, 1180, 1243, 1298, 1540, 1582, 1652, 2065, 2260, 2360, 2486, 2596, 3080, 3164, 3245, 3304, 3955, 4130, 4520, 4543, 4972, 5192, 6215, 6328, 6490, 6667, 7910, 8260, 8701, 9086, 9944, 12430, 12980, 13334, 15820, 16520, 17402, 18172, 22715, 24860, 25960, 26668, 31640, 33335, 34804, 36344, 43505, 45430, 46669, 49720, 53336, 66670, 69608, 73337, 87010, 90860, 93338, 133340, 146674, 174020, 181720, 186676, 233345, 266680, 293348, 348040, 366685, 373352, 466690, 513359, 586696, 733370, 933380, 1026718, 1466740, 1866760, 2053436, 2566795, 2933480, 4106872, 5133590, 10267180, 20534360]

約数ペア:

[(1, 20534360), (2, 10267180), (4, 5133590), (5, 4106872), (7, 2933480), (8, 2566795), (10, 2053436), (11, 1866760), (14, 1466740), (20, 1026718), (22, 933380), (28, 733370), (35, 586696), (40, 513359), (44, 466690), (55, 373352), (56, 366685), (59, 348040), (70, 293348), (77, 266680), (88, 233345), (110, 186676), (113, 181720), (118, 174020), (140, 146674), (154, 133340), (220, 93338), (226, 90860), (236, 87010), (280, 73337), (295, 69608), (308, 66670), (385, 53336), (413, 49720), (440, 46669), (452, 45430), (472, 43505), (565, 36344), (590, 34804), (616, 33335), (649, 31640), (770, 26668), (791, 25960), (826, 24860), (904, 22715), (1130, 18172), (1180, 17402), (1243, 16520), (1298, 15820), (1540, 13334), (1582, 12980), (1652, 12430), (2065, 9944), (2260, 9086), (2360, 8701), (2486, 8260), (2596, 7910), (3080, 6667), (3164, 6490), (3245, 6328), (3304, 6215), (3955, 5192), (4130, 4972), (4520, 4543)]