22175560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 32904440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 499, 505, 808, 998, 1010, 1111, 1996, 2020, 2222, 2495, 3992, 4040, 4444, 4990, 5489, 5555, 8888, 9980, 10978, 11110, 19960, 21956, 22220, 27445, 43912, 44440, 50399, 54890, 100798, 109780, 201596, 219560, 251995, 403192, 503990, 554389, 1007980, 1108778, 2015960, 2217556, 2771945, 4435112, 5543890, 11087780, 22175560]

約数ペア:

[(1, 22175560), (2, 11087780), (4, 5543890), (5, 4435112), (8, 2771945), (10, 2217556), (11, 2015960), (20, 1108778), (22, 1007980), (40, 554389), (44, 503990), (55, 403192), (88, 251995), (101, 219560), (110, 201596), (202, 109780), (220, 100798), (404, 54890), (440, 50399), (499, 44440), (505, 43912), (808, 27445), (998, 22220), (1010, 21956), (1111, 19960), (1996, 11110), (2020, 10978), (2222, 9980), (2495, 8888), (3992, 5555), (4040, 5489), (4444, 4990)]