20174419120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1093}}^1\times {\mathrm{4909}}^1$

素因数の和:6062

約数の個数: 80

約数和(自身を含む): 47957109120

約数和(自身を除く): 27782690000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1093, 1880, 2186, 3760, 4372, 4909, 5465, 8744, 9818, 10930, 17488, 19636, 21860, 24545, 39272, 43720, 49090, 51371, 78544, 87440, 98180, 102742, 196360, 205484, 230723, 256855, 392720, 410968, 461446, 513710, 821936, 922892, 1027420, 1153615, 1845784, 2054840, 2307230, 3691568, 4109680, 4614460, 5365537, 9228920, 10731074, 18457840, 21462148, 26827685, 42924296, 53655370, 85848592, 107310740, 214621480, 252180239, 429242960, 504360478, 1008720956, 1260901195, 2017441912, 2521802390, 4034883824, 5043604780, 10087209560, 20174419120]

約数ペア:

[(1, 20174419120), (2, 10087209560), (4, 5043604780), (5, 4034883824), (8, 2521802390), (10, 2017441912), (16, 1260901195), (20, 1008720956), (40, 504360478), (47, 429242960), (80, 252180239), (94, 214621480), (188, 107310740), (235, 85848592), (376, 53655370), (470, 42924296), (752, 26827685), (940, 21462148), (1093, 18457840), (1880, 10731074), (2186, 9228920), (3760, 5365537), (4372, 4614460), (4909, 4109680), (5465, 3691568), (8744, 2307230), (9818, 2054840), (10930, 1845784), (17488, 1153615), (19636, 1027420), (21860, 922892), (24545, 821936), (39272, 513710), (43720, 461446), (49090, 410968), (51371, 392720), (78544, 256855), (87440, 230723), (98180, 205484), (102742, 196360)]