20020226072

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{347}}^1\times {\mathrm{409}}^1$

素因数の和:1009

約数の個数: 128

約数和(自身を含む): 47255616000

約数和(自身を除く): 27235389928

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 229, 308, 347, 409, 458, 616, 694, 818, 916, 1388, 1603, 1636, 1832, 2429, 2519, 2776, 2863, 3206, 3272, 3817, 4499, 4858, 5038, 5726, 6412, 7634, 8998, 9716, 10076, 11452, 12824, 15268, 17633, 17996, 19432, 20152, 22904, 26719, 30536, 31493, 35266, 35992, 53438, 62986, 70532, 79463, 93661, 106876, 125972, 141064, 141923, 158926, 187322, 213752, 251944, 283846, 317852, 374644, 556241, 567692, 635704, 655627, 749288, 874093, 993461, 1030271, 1112482, 1135384, 1311254, 1561153, 1748186, 1986922, 2060542, 2224964, 2622508, 3122306, 3496372, 3973844, 4121084, 4449928, 5245016, 6118651, 6244612, 6992744, 7211897, 7947688, 8242168, 10928071, 12237302, 12489224, 14423794, 21856142, 24474604, 28847588, 32500367, 43712284, 48949208, 57695176, 65000734, 87424568, 130001468, 227502569, 260002936, 357504037, 455005138, 715008074, 910010276, 1430016148, 1820020552, 2502528259, 2860032296, 5005056518, 10010113036, 20020226072]

約数ペア:

[(1, 20020226072), (2, 10010113036), (4, 5005056518), (7, 2860032296), (8, 2502528259), (11, 1820020552), (14, 1430016148), (22, 910010276), (28, 715008074), (44, 455005138), (56, 357504037), (77, 260002936), (88, 227502569), (154, 130001468), (229, 87424568), (308, 65000734), (347, 57695176), (409, 48949208), (458, 43712284), (616, 32500367), (694, 28847588), (818, 24474604), (916, 21856142), (1388, 14423794), (1603, 12489224), (1636, 12237302), (1832, 10928071), (2429, 8242168), (2519, 7947688), (2776, 7211897), (2863, 6992744), (3206, 6244612), (3272, 6118651), (3817, 5245016), (4499, 4449928), (4858, 4121084), (5038, 3973844), (5726, 3496372), (6412, 3122306), (7634, 2622508), (8998, 2224964), (9716, 2060542), (10076, 1986922), (11452, 1748186), (12824, 1561153), (15268, 1311254), (17633, 1135384), (17996, 1112482), (19432, 1030271), (20152, 993461), (22904, 874093), (26719, 749288), (30536, 655627), (31493, 635704), (35266, 567692), (35992, 556241), (53438, 374644), (62986, 317852), (70532, 283846), (79463, 251944), (93661, 213752), (106876, 187322), (125972, 158926), (141064, 141923)]