17962120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40823}}^1$

素因数の和:40845

約数の個数: 32

約数和(自身を含む): 44089920

約数和(自身を除く): 26127800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 40823, 81646, 163292, 204115, 326584, 408230, 449053, 816460, 898106, 1632920, 1796212, 2245265, 3592424, 4490530, 8981060, 17962120]

約数ペア:

[(1, 17962120), (2, 8981060), (4, 4490530), (5, 3592424), (8, 2245265), (10, 1796212), (11, 1632920), (20, 898106), (22, 816460), (40, 449053), (44, 408230), (55, 326584), (88, 204115), (110, 163292), (220, 81646), (440, 40823)]