7280680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16547}}^1$

素因数の和:16569

約数の個数: 32

約数和(自身を含む): 17871840

約数和(自身を除く): 10591160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16547, 33094, 66188, 82735, 132376, 165470, 182017, 330940, 364034, 661880, 728068, 910085, 1456136, 1820170, 3640340, 7280680]

約数ペア:

[(1, 7280680), (2, 3640340), (4, 1820170), (5, 1456136), (8, 910085), (10, 728068), (11, 661880), (20, 364034), (22, 330940), (40, 182017), (44, 165470), (55, 132376), (88, 82735), (110, 66188), (220, 33094), (440, 16547)]