7402120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16823}}^1$

素因数の和:16845

約数の個数: 32

約数和(自身を含む): 18169920

約数和(自身を除く): 10767800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16823, 33646, 67292, 84115, 134584, 168230, 185053, 336460, 370106, 672920, 740212, 925265, 1480424, 1850530, 3701060, 7402120]

約数ペア:

[(1, 7402120), (2, 3701060), (4, 1850530), (5, 1480424), (8, 925265), (10, 740212), (11, 672920), (20, 370106), (22, 336460), (40, 185053), (44, 168230), (55, 134584), (88, 84115), (110, 67292), (220, 33646), (440, 16823)]