8200280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18637}}^1$

素因数の和:18659

約数の個数: 32

約数和(自身を含む): 20129040

約数和(自身を除く): 11928760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18637, 37274, 74548, 93185, 149096, 186370, 205007, 372740, 410014, 745480, 820028, 1025035, 1640056, 2050070, 4100140, 8200280]

約数ペア:

[(1, 8200280), (2, 4100140), (4, 2050070), (5, 1640056), (8, 1025035), (10, 820028), (11, 745480), (20, 410014), (22, 372740), (40, 205007), (44, 186370), (55, 149096), (88, 93185), (110, 74548), (220, 37274), (440, 18637)]