2753720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1601}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 6343920

約数和(自身を除く): 3590200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1601, 1720, 3202, 6404, 8005, 12808, 16010, 32020, 64040, 68843, 137686, 275372, 344215, 550744, 688430, 1376860, 2753720]

約数ペア:

[(1, 2753720), (2, 1376860), (4, 688430), (5, 550744), (8, 344215), (10, 275372), (20, 137686), (40, 68843), (43, 64040), (86, 32020), (172, 16010), (215, 12808), (344, 8005), (430, 6404), (860, 3202), (1601, 1720)]