2080290520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{675419}}^1$

素因数の和:675448

約数の個数: 64

約数和(自身を含む): 5835628800

約数和(自身を除く): 3755338280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 675419, 1350838, 2701676, 3377095, 4727933, 5403352, 6754190, 7429609, 9455866, 13508380, 14859218, 18911732, 23639665, 27016760, 29718436, 37148045, 37823464, 47279330, 52007263, 59436872, 74296090, 94558660, 104014526, 148592180, 189117320, 208029052, 260036315, 297184360, 416058104, 520072630, 1040145260, 2080290520]

約数ペア:

[(1, 2080290520), (2, 1040145260), (4, 520072630), (5, 416058104), (7, 297184360), (8, 260036315), (10, 208029052), (11, 189117320), (14, 148592180), (20, 104014526), (22, 94558660), (28, 74296090), (35, 59436872), (40, 52007263), (44, 47279330), (55, 37823464), (56, 37148045), (70, 29718436), (77, 27016760), (88, 23639665), (110, 18911732), (140, 14859218), (154, 13508380), (220, 9455866), (280, 7429609), (308, 6754190), (385, 5403352), (440, 4727933), (616, 3377095), (770, 2701676), (1540, 1350838), (3080, 675419)]