3649840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1117

約数の個数: 40

約数和(自身を含む): 8691408

約数和(自身を除く): 5041568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1061, 1720, 2122, 3440, 4244, 5305, 8488, 10610, 16976, 21220, 42440, 45623, 84880, 91246, 182492, 228115, 364984, 456230, 729968, 912460, 1824920, 3649840]

約数ペア:

[(1, 3649840), (2, 1824920), (4, 912460), (5, 729968), (8, 456230), (10, 364984), (16, 228115), (20, 182492), (40, 91246), (43, 84880), (80, 45623), (86, 42440), (172, 21220), (215, 16976), (344, 10610), (430, 8488), (688, 5305), (860, 4244), (1061, 3440), (1720, 2122)]