2009190095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{7103}}^1$

素因数の和:7295

約数の個数: 32

約数和(自身を含む): 2721116160

約数和(自身を除く): 711926065

約数列:

[1, 5, 11, 37, 55, 139, 185, 407, 695, 1529, 2035, 5143, 7103, 7645, 25715, 35515, 56573, 78133, 262811, 282865, 390665, 987317, 1314055, 2890921, 4936585, 10860487, 14454605, 36530729, 54302435, 182653645, 401838019, 2009190095]

約数ペア:

[(1, 2009190095), (5, 401838019), (11, 182653645), (37, 54302435), (55, 36530729), (139, 14454605), (185, 10860487), (407, 4936585), (695, 2890921), (1529, 1314055), (2035, 987317), (5143, 390665), (7103, 282865), (7645, 262811), (25715, 78133), (35515, 56573)]