2009094920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{11939}}^1$

素因数の和:12558

約数の個数: 64

約数和(自身を含む): 5175273600

約数和(自身を除く): 3166178680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 601, 1202, 2404, 3005, 4207, 4808, 6010, 8414, 11939, 12020, 16828, 21035, 23878, 24040, 33656, 42070, 47756, 59695, 83573, 84140, 95512, 119390, 167146, 168280, 238780, 334292, 417865, 477560, 668584, 835730, 1671460, 3342920, 7175339, 14350678, 28701356, 35876695, 50227373, 57402712, 71753390, 100454746, 143506780, 200909492, 251136865, 287013560, 401818984, 502273730, 1004547460, 2009094920]

約数ペア:

[(1, 2009094920), (2, 1004547460), (4, 502273730), (5, 401818984), (7, 287013560), (8, 251136865), (10, 200909492), (14, 143506780), (20, 100454746), (28, 71753390), (35, 57402712), (40, 50227373), (56, 35876695), (70, 28701356), (140, 14350678), (280, 7175339), (601, 3342920), (1202, 1671460), (2404, 835730), (3005, 668584), (4207, 477560), (4808, 417865), (6010, 334292), (8414, 238780), (11939, 168280), (12020, 167146), (16828, 119390), (21035, 95512), (23878, 84140), (24040, 83573), (33656, 59695), (42070, 47756)]