20071144260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{55949}}^1$

素因数の和:57957

約数の個数: 72

約数和(自身を含む): 60914107800

約数和(自身を除く): 40842963540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1993, 3986, 5979, 7972, 9965, 11958, 17937, 19930, 23916, 29895, 35874, 39860, 55949, 59790, 71748, 89685, 111898, 119580, 167847, 179370, 223796, 279745, 335694, 358740, 503541, 559490, 671388, 839235, 1007082, 1118980, 1678470, 2014164, 2517705, 3356940, 5035410, 10070820, 111506357, 223012714, 334519071, 446025428, 557531785, 669038142, 1003557213, 1115063570, 1338076284, 1672595355, 2007114426, 2230127140, 3345190710, 4014228852, 5017786065, 6690381420, 10035572130, 20071144260]

約数ペア:

[(1, 20071144260), (2, 10035572130), (3, 6690381420), (4, 5017786065), (5, 4014228852), (6, 3345190710), (9, 2230127140), (10, 2007114426), (12, 1672595355), (15, 1338076284), (18, 1115063570), (20, 1003557213), (30, 669038142), (36, 557531785), (45, 446025428), (60, 334519071), (90, 223012714), (180, 111506357), (1993, 10070820), (3986, 5035410), (5979, 3356940), (7972, 2517705), (9965, 2014164), (11958, 1678470), (17937, 1118980), (19930, 1007082), (23916, 839235), (29895, 671388), (35874, 559490), (39860, 503541), (55949, 358740), (59790, 335694), (71748, 279745), (89685, 223796), (111898, 179370), (119580, 167847)]