20144960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 112

約数和(自身を含む): 53766720

約数和(自身を除く): 33621760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 97, 110, 118, 160, 176, 194, 220, 236, 295, 320, 352, 388, 440, 472, 485, 590, 649, 704, 776, 880, 944, 970, 1067, 1180, 1298, 1552, 1760, 1888, 1940, 2134, 2360, 2596, 3104, 3245, 3520, 3776, 3880, 4268, 4720, 5192, 5335, 5723, 6208, 6490, 7760, 8536, 9440, 10384, 10670, 11446, 12980, 15520, 17072, 18880, 20768, 21340, 22892, 25960, 28615, 31040, 34144, 41536, 42680, 45784, 51920, 57230, 62953, 68288, 85360, 91568, 103840, 114460, 125906, 170720, 183136, 207680, 228920, 251812, 314765, 341440, 366272, 457840, 503624, 629530, 915680, 1007248, 1259060, 1831360, 2014496, 2518120, 4028992, 5036240, 10072480, 20144960]

約数ペア:

[(1, 20144960), (2, 10072480), (4, 5036240), (5, 4028992), (8, 2518120), (10, 2014496), (11, 1831360), (16, 1259060), (20, 1007248), (22, 915680), (32, 629530), (40, 503624), (44, 457840), (55, 366272), (59, 341440), (64, 314765), (80, 251812), (88, 228920), (97, 207680), (110, 183136), (118, 170720), (160, 125906), (176, 114460), (194, 103840), (220, 91568), (236, 85360), (295, 68288), (320, 62953), (352, 57230), (388, 51920), (440, 45784), (472, 42680), (485, 41536), (590, 34144), (649, 31040), (704, 28615), (776, 25960), (880, 22892), (944, 21340), (970, 20768), (1067, 18880), (1180, 17072), (1298, 15520), (1552, 12980), (1760, 11446), (1888, 10670), (1940, 10384), (2134, 9440), (2360, 8536), (2596, 7760), (3104, 6490), (3245, 6208), (3520, 5723), (3776, 5335), (3880, 5192), (4268, 4720)]