2287780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10399}}^1$

素因数の和:10419

約数の個数: 24

約数和(自身を含む): 5241600

約数和(自身を除く): 2953820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 10399, 20798, 41596, 51995, 103990, 114389, 207980, 228778, 457556, 571945, 1143890, 2287780]

約数ペア:

[(1, 2287780), (2, 1143890), (4, 571945), (5, 457556), (10, 228778), (11, 207980), (20, 114389), (22, 103990), (44, 51995), (55, 41596), (110, 20798), (220, 10399)]