201255560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457399}}^1$

素因数の和:457421

約数の個数: 32

約数和(自身を含む): 493992000

約数和(自身を除く): 292736440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457399, 914798, 1829596, 2286995, 3659192, 4573990, 5031389, 9147980, 10062778, 18295960, 20125556, 25156945, 40251112, 50313890, 100627780, 201255560]

約数ペア:

[(1, 201255560), (2, 100627780), (4, 50313890), (5, 40251112), (8, 25156945), (10, 20125556), (11, 18295960), (20, 10062778), (22, 9147980), (40, 5031389), (44, 4573990), (55, 3659192), (88, 2286995), (110, 1829596), (220, 914798), (440, 457399)]