8221400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 21628080

約数和(自身を除く): 13406680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 37, 40, 44, 50, 55, 74, 88, 100, 101, 110, 148, 185, 200, 202, 220, 275, 296, 370, 404, 407, 440, 505, 550, 740, 808, 814, 925, 1010, 1100, 1111, 1480, 1628, 1850, 2020, 2035, 2200, 2222, 2525, 3256, 3700, 3737, 4040, 4070, 4444, 5050, 5555, 7400, 7474, 8140, 8888, 10100, 10175, 11110, 14948, 16280, 18685, 20200, 20350, 22220, 27775, 29896, 37370, 40700, 41107, 44440, 55550, 74740, 81400, 82214, 93425, 111100, 149480, 164428, 186850, 205535, 222200, 328856, 373700, 411070, 747400, 822140, 1027675, 1644280, 2055350, 4110700, 8221400]

約数ペア:

[(1, 8221400), (2, 4110700), (4, 2055350), (5, 1644280), (8, 1027675), (10, 822140), (11, 747400), (20, 411070), (22, 373700), (25, 328856), (37, 222200), (40, 205535), (44, 186850), (50, 164428), (55, 149480), (74, 111100), (88, 93425), (100, 82214), (101, 81400), (110, 74740), (148, 55550), (185, 44440), (200, 41107), (202, 40700), (220, 37370), (275, 29896), (296, 27775), (370, 22220), (404, 20350), (407, 20200), (440, 18685), (505, 16280), (550, 14948), (740, 11110), (808, 10175), (814, 10100), (925, 8888), (1010, 8140), (1100, 7474), (1111, 7400), (1480, 5555), (1628, 5050), (1850, 4444), (2020, 4070), (2035, 4040), (2200, 3737), (2222, 3700), (2525, 3256)]