2021027270960

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1\times {\mathrm{453137}}^1$

素因数の和:453630

約数の個数: 80

約数和(自身を含む): 4739439218976

約数和(自身を除く): 2718411948016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 283, 394, 566, 788, 985, 1132, 1415, 1576, 1970, 2264, 2830, 3152, 3940, 4528, 5660, 7880, 11320, 15760, 22640, 55751, 111502, 223004, 278755, 446008, 453137, 557510, 892016, 906274, 1115020, 1812548, 2230040, 2265685, 3625096, 4460080, 4531370, 7250192, 9062740, 18125480, 36250960, 89267989, 128237771, 178535978, 256475542, 357071956, 446339945, 512951084, 641188855, 714143912, 892679890, 1025902168, 1282377710, 1428287824, 1785359780, 2051804336, 2564755420, 3570719560, 5129510840, 7141439120, 10259021680, 25262840887, 50525681774, 101051363548, 126314204435, 202102727096, 252628408870, 404205454192, 505256817740, 1010513635480, 2021027270960]

約数ペア:

[(1, 2021027270960), (2, 1010513635480), (4, 505256817740), (5, 404205454192), (8, 252628408870), (10, 202102727096), (16, 126314204435), (20, 101051363548), (40, 50525681774), (80, 25262840887), (197, 10259021680), (283, 7141439120), (394, 5129510840), (566, 3570719560), (788, 2564755420), (985, 2051804336), (1132, 1785359780), (1415, 1428287824), (1576, 1282377710), (1970, 1025902168), (2264, 892679890), (2830, 714143912), (3152, 641188855), (3940, 512951084), (4528, 446339945), (5660, 357071956), (7880, 256475542), (11320, 178535978), (15760, 128237771), (22640, 89267989), (55751, 36250960), (111502, 18125480), (223004, 9062740), (278755, 7250192), (446008, 4531370), (453137, 4460080), (557510, 3625096), (892016, 2265685), (906274, 2230040), (1115020, 1812548)]