22212080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 57746304

約数和(自身を除く): 35534224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 587, 688, 860, 880, 946, 1174, 1720, 1892, 2348, 2365, 2935, 3440, 3784, 4696, 4730, 5870, 6457, 7568, 9392, 9460, 11740, 12914, 18920, 23480, 25241, 25828, 32285, 37840, 46960, 50482, 51656, 64570, 100964, 103312, 126205, 129140, 201928, 252410, 258280, 277651, 403856, 504820, 516560, 555302, 1009640, 1110604, 1388255, 2019280, 2221208, 2776510, 4442416, 5553020, 11106040, 22212080]

約数ペア:

[(1, 22212080), (2, 11106040), (4, 5553020), (5, 4442416), (8, 2776510), (10, 2221208), (11, 2019280), (16, 1388255), (20, 1110604), (22, 1009640), (40, 555302), (43, 516560), (44, 504820), (55, 403856), (80, 277651), (86, 258280), (88, 252410), (110, 201928), (172, 129140), (176, 126205), (215, 103312), (220, 100964), (344, 64570), (430, 51656), (440, 50482), (473, 46960), (587, 37840), (688, 32285), (860, 25828), (880, 25241), (946, 23480), (1174, 18920), (1720, 12914), (1892, 11740), (2348, 9460), (2365, 9392), (2935, 7568), (3440, 6457), (3784, 5870), (4696, 4730)]