211849880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{1031}}^1$

素因数の和:1520

約数の個数: 64

約数和(自身を含む): 521614080

約数和(自身を除く): 309764200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 467, 934, 1031, 1868, 2062, 2335, 3736, 4124, 4670, 5137, 5155, 8248, 9340, 10274, 10310, 11341, 18680, 20548, 20620, 22682, 25685, 41096, 41240, 45364, 51370, 56705, 90728, 102740, 113410, 205480, 226820, 453640, 481477, 962954, 1925908, 2407385, 3851816, 4814770, 5296247, 9629540, 10592494, 19259080, 21184988, 26481235, 42369976, 52962470, 105924940, 211849880]

約数ペア:

[(1, 211849880), (2, 105924940), (4, 52962470), (5, 42369976), (8, 26481235), (10, 21184988), (11, 19259080), (20, 10592494), (22, 9629540), (40, 5296247), (44, 4814770), (55, 3851816), (88, 2407385), (110, 1925908), (220, 962954), (440, 481477), (467, 453640), (934, 226820), (1031, 205480), (1868, 113410), (2062, 102740), (2335, 90728), (3736, 56705), (4124, 51370), (4670, 45364), (5137, 41240), (5155, 41096), (8248, 25685), (9340, 22682), (10274, 20620), (10310, 20548), (11341, 18680)]