2021134120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{91703}}^1$

素因数の和:91762

約数の個数: 64

約数和(自身を含む): 4952016000

約数和(自身を除く): 2930881880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 11020, 22040, 91703, 183406, 366812, 458515, 733624, 917030, 1742357, 1834060, 2659387, 3484714, 3668120, 5318774, 6969428, 8711785, 10637548, 13296935, 13938856, 17423570, 21275096, 26593870, 34847140, 50528353, 53187740, 69694280, 101056706, 106375480, 202113412, 252641765, 404226824, 505283530, 1010567060, 2021134120]

約数ペア:

[(1, 2021134120), (2, 1010567060), (4, 505283530), (5, 404226824), (8, 252641765), (10, 202113412), (19, 106375480), (20, 101056706), (29, 69694280), (38, 53187740), (40, 50528353), (58, 34847140), (76, 26593870), (95, 21275096), (116, 17423570), (145, 13938856), (152, 13296935), (190, 10637548), (232, 8711785), (290, 6969428), (380, 5318774), (551, 3668120), (580, 3484714), (760, 2659387), (1102, 1834060), (1160, 1742357), (2204, 917030), (2755, 733624), (4408, 458515), (5510, 366812), (11020, 183406), (22040, 91703)]