2237940.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:634

約数の個数: 80

約数和(自身を含む): 116108640

約数和(自身を除く): 70868720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 404, 440, 505, 509, 808, 880, 1010, 1018, 1111, 1616, 2020, 2036, 2222, 2545, 4040, 4072, 4444, 5090, 5555, 5599, 8080, 8144, 8888, 10180, 11110, 11198, 17776, 20360, 22220, 22396, 27995, 40720, 44440, 44792, 51409, 55990, 88880, 89584, 102818, 111980, 205636, 223960, 257045, 411272, 447920, 514090, 565499, 822544, 1028180, 1130998, 2056360, 2261996, 2827495, 4112720, 4523992, 5654990, 9047984, 11309980, 22619960, 45239920]

約数ペア:

[(1, 45239920), (2, 22619960), (4, 11309980), (5, 9047984), (8, 5654990), (10, 4523992), (11, 4112720), (16, 2827495), (20, 2261996), (22, 2056360), (40, 1130998), (44, 1028180), (55, 822544), (80, 565499), (88, 514090), (101, 447920), (110, 411272), (176, 257045), (202, 223960), (220, 205636), (404, 111980), (440, 102818), (505, 89584), (509, 88880), (808, 55990), (880, 51409), (1010, 44792), (1018, 44440), (1111, 40720), (1616, 27995), (2020, 22396), (2036, 22220), (2222, 20360), (2545, 17776), (4040, 11198), (4072, 11110), (4444, 10180), (5090, 8888), (5555, 8144), (5599, 8080)]