4080560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4637}}^1$

素因数の和:4661

約数の個数: 40

約数和(自身を含む): 10352016

約数和(自身を除く): 6271456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 4637, 9274, 18548, 23185, 37096, 46370, 51007, 74192, 92740, 102014, 185480, 204028, 255035, 370960, 408056, 510070, 816112, 1020140, 2040280, 4080560]

約数ペア:

[(1, 4080560), (2, 2040280), (4, 1020140), (5, 816112), (8, 510070), (10, 408056), (11, 370960), (16, 255035), (20, 204028), (22, 185480), (40, 102014), (44, 92740), (55, 74192), (80, 51007), (88, 46370), (110, 37096), (176, 23185), (220, 18548), (440, 9274), (880, 4637)]