2012355640

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1\times {\mathrm{827}}^1$

素因数の和:1444

約数の個数: 64

約数和(自身を含む): 4578508800

約数和(自身を除く): 2566153160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 479, 508, 635, 827, 958, 1016, 1270, 1654, 1916, 2395, 2540, 3308, 3832, 4135, 4790, 5080, 6616, 8270, 9580, 16540, 19160, 33080, 60833, 105029, 121666, 210058, 243332, 304165, 396133, 420116, 486664, 525145, 608330, 792266, 840232, 1050290, 1216660, 1584532, 1980665, 2100580, 2433320, 3169064, 3961330, 4201160, 7922660, 15845320, 50308891, 100617782, 201235564, 251544455, 402471128, 503088910, 1006177820, 2012355640]

約数ペア:

[(1, 2012355640), (2, 1006177820), (4, 503088910), (5, 402471128), (8, 251544455), (10, 201235564), (20, 100617782), (40, 50308891), (127, 15845320), (254, 7922660), (479, 4201160), (508, 3961330), (635, 3169064), (827, 2433320), (958, 2100580), (1016, 1980665), (1270, 1584532), (1654, 1216660), (1916, 1050290), (2395, 840232), (2540, 792266), (3308, 608330), (3832, 525145), (4135, 486664), (4790, 420116), (5080, 396133), (6616, 304165), (8270, 243332), (9580, 210058), (16540, 121666), (19160, 105029), (33080, 60833)]