20512305780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2953}}^1\times {\mathrm{115771}}^1$

素因数の和:118736

約数の個数: 48

約数和(自身を含む): 57454401984

約数和(自身を除く): 36942096204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2953, 5906, 8859, 11812, 14765, 17718, 29530, 35436, 44295, 59060, 88590, 115771, 177180, 231542, 347313, 463084, 578855, 694626, 1157710, 1389252, 1736565, 2315420, 3473130, 6946260, 341871763, 683743526, 1025615289, 1367487052, 1709358815, 2051230578, 3418717630, 4102461156, 5128076445, 6837435260, 10256152890, 20512305780]

約数ペア:

[(1, 20512305780), (2, 10256152890), (3, 6837435260), (4, 5128076445), (5, 4102461156), (6, 3418717630), (10, 2051230578), (12, 1709358815), (15, 1367487052), (20, 1025615289), (30, 683743526), (60, 341871763), (2953, 6946260), (5906, 3473130), (8859, 2315420), (11812, 1736565), (14765, 1389252), (17718, 1157710), (29530, 694626), (35436, 578855), (44295, 463084), (59060, 347313), (88590, 231542), (115771, 177180)]