8372980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5437}}^1$

素因数の和:5464

約数の個数: 48

約数和(自身を含む): 21926016

約数和(自身を除く): 13553036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5437, 10874, 21748, 27185, 38059, 54370, 59807, 76118, 108740, 119614, 152236, 190295, 239228, 299035, 380590, 418649, 598070, 761180, 837298, 1196140, 1674596, 2093245, 4186490, 8372980]

約数ペア:

[(1, 8372980), (2, 4186490), (4, 2093245), (5, 1674596), (7, 1196140), (10, 837298), (11, 761180), (14, 598070), (20, 418649), (22, 380590), (28, 299035), (35, 239228), (44, 190295), (55, 152236), (70, 119614), (77, 108740), (110, 76118), (140, 59807), (154, 54370), (220, 38059), (308, 27185), (385, 21748), (770, 10874), (1540, 5437)]