812680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1847}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 1995840

約数和(自身を除く): 1183160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1847, 3694, 7388, 9235, 14776, 18470, 20317, 36940, 40634, 73880, 81268, 101585, 162536, 203170, 406340, 812680]

約数ペア:

[(1, 812680), (2, 406340), (4, 203170), (5, 162536), (8, 101585), (10, 81268), (11, 73880), (20, 40634), (22, 36940), (40, 20317), (44, 18470), (55, 14776), (88, 9235), (110, 7388), (220, 3694), (440, 1847)]