201680380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83339}}^1$

素因数の和:83370

約数の個数: 36

約数和(自身を含む): 465537240

約数和(自身を除く): 263856860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 83339, 166678, 333356, 416695, 833390, 916729, 1666780, 1833458, 3666916, 4583645, 9167290, 10084019, 18334580, 20168038, 40336076, 50420095, 100840190, 201680380]

約数ペア:

[(1, 201680380), (2, 100840190), (4, 50420095), (5, 40336076), (10, 20168038), (11, 18334580), (20, 10084019), (22, 9167290), (44, 4583645), (55, 3666916), (110, 1833458), (121, 1666780), (220, 916729), (242, 833390), (484, 416695), (605, 333356), (1210, 166678), (2420, 83339)]