2197880

素因数分解:

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

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 5162400

約数和(自身を除く): 2964520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2389, 4778, 9556, 11945, 19112, 23890, 47780, 54947, 95560, 109894, 219788, 274735, 439576, 549470, 1098940, 2197880]

約数ペア:

[(1, 2197880), (2, 1098940), (4, 549470), (5, 439576), (8, 274735), (10, 219788), (20, 109894), (23, 95560), (40, 54947), (46, 47780), (92, 23890), (115, 19112), (184, 11945), (230, 9556), (460, 4778), (920, 2389)]