28435990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 57911760

約数和(自身を除く): 29475770

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 269, 310, 341, 538, 682, 961, 1345, 1705, 1922, 2690, 2959, 3410, 4805, 5918, 8339, 9610, 10571, 14795, 16678, 21142, 29590, 41695, 52855, 83390, 91729, 105710, 183458, 258509, 458645, 517018, 917290, 1292545, 2585090, 2843599, 5687198, 14217995, 28435990]

約数ペア:

[(1, 28435990), (2, 14217995), (5, 5687198), (10, 2843599), (11, 2585090), (22, 1292545), (31, 917290), (55, 517018), (62, 458645), (110, 258509), (155, 183458), (269, 105710), (310, 91729), (341, 83390), (538, 52855), (682, 41695), (961, 29590), (1345, 21142), (1705, 16678), (1922, 14795), (2690, 10571), (2959, 9610), (3410, 8339), (4805, 5918)]