31152440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 77332320

約数和(自身を除く): 46179880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 701, 808, 1010, 1111, 1402, 2020, 2222, 2804, 3505, 4040, 4444, 5555, 5608, 7010, 7711, 8888, 11110, 14020, 15422, 22220, 28040, 30844, 38555, 44440, 61688, 70801, 77110, 141602, 154220, 283204, 308440, 354005, 566408, 708010, 778811, 1416020, 1557622, 2832040, 3115244, 3894055, 6230488, 7788110, 15576220, 31152440]

約数ペア:

[(1, 31152440), (2, 15576220), (4, 7788110), (5, 6230488), (8, 3894055), (10, 3115244), (11, 2832040), (20, 1557622), (22, 1416020), (40, 778811), (44, 708010), (55, 566408), (88, 354005), (101, 308440), (110, 283204), (202, 154220), (220, 141602), (404, 77110), (440, 70801), (505, 61688), (701, 44440), (808, 38555), (1010, 30844), (1111, 28040), (1402, 22220), (2020, 15422), (2222, 14020), (2804, 11110), (3505, 8888), (4040, 7711), (4444, 7010), (5555, 5608)]