205655560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467399}}^1$

素因数の和:467421

約数の個数: 32

約数和(自身を含む): 504792000

約数和(自身を除く): 299136440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 467399, 934798, 1869596, 2336995, 3739192, 4673990, 5141389, 9347980, 10282778, 18695960, 20565556, 25706945, 41131112, 51413890, 102827780, 205655560]

約数ペア:

[(1, 205655560), (2, 102827780), (4, 51413890), (5, 41131112), (8, 25706945), (10, 20565556), (11, 18695960), (20, 10282778), (22, 9347980), (40, 5141389), (44, 4673990), (55, 3739192), (88, 2336995), (110, 1869596), (220, 934798), (440, 467399)]