10989400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 26672400

約数和(自身を除く): 15683000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 2389, 4600, 4778, 9556, 11945, 19112, 23890, 47780, 54947, 59725, 95560, 109894, 119450, 219788, 238900, 274735, 439576, 477800, 549470, 1098940, 1373675, 2197880, 2747350, 5494700, 10989400]

約数ペア:

[(1, 10989400), (2, 5494700), (4, 2747350), (5, 2197880), (8, 1373675), (10, 1098940), (20, 549470), (23, 477800), (25, 439576), (40, 274735), (46, 238900), (50, 219788), (92, 119450), (100, 109894), (115, 95560), (184, 59725), (200, 54947), (230, 47780), (460, 23890), (575, 19112), (920, 11945), (1150, 9556), (2300, 4778), (2389, 4600)]