1824920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 4205520

約数和(自身を除く): 2380600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1061, 1720, 2122, 4244, 5305, 8488, 10610, 21220, 42440, 45623, 91246, 182492, 228115, 364984, 456230, 912460, 1824920]

約数ペア:

[(1, 1824920), (2, 912460), (4, 456230), (5, 364984), (8, 228115), (10, 182492), (20, 91246), (40, 45623), (43, 42440), (86, 21220), (172, 10610), (215, 8488), (344, 5305), (430, 4244), (860, 2122), (1061, 1720)]