3544040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 8172360

約数和(自身を除く): 4628320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2161, 4322, 8644, 10805, 17288, 21610, 43220, 86440, 88601, 177202, 354404, 443005, 708808, 886010, 1772020, 3544040]

約数ペア:

[(1, 3544040), (2, 1772020), (4, 886010), (5, 708808), (8, 443005), (10, 354404), (20, 177202), (40, 88601), (41, 86440), (82, 43220), (164, 21610), (205, 17288), (328, 10805), (410, 8644), (820, 4322), (1640, 2161)]