8994920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20443}}^1$

素因数の和:20465

約数の個数: 32

約数和(自身を含む): 22079520

約数和(自身を除く): 13084600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20443, 40886, 81772, 102215, 163544, 204430, 224873, 408860, 449746, 817720, 899492, 1124365, 1798984, 2248730, 4497460, 8994920]

約数ペア:

[(1, 8994920), (2, 4497460), (4, 2248730), (5, 1798984), (8, 1124365), (10, 899492), (11, 817720), (20, 449746), (22, 408860), (40, 224873), (44, 204430), (55, 163544), (88, 102215), (110, 81772), (220, 40886), (440, 20443)]