169702940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{17939}}^1$

素因数の和:18002

約数の個数: 48

約数和(自身を含む): 397837440

約数和(自身を除く): 228134500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 17939, 35878, 71756, 89695, 179390, 197329, 358780, 394658, 771377, 789316, 986645, 1542754, 1973290, 3085508, 3856885, 3946580, 7713770, 8485147, 15427540, 16970294, 33940588, 42425735, 84851470, 169702940]

約数ペア:

[(1, 169702940), (2, 84851470), (4, 42425735), (5, 33940588), (10, 16970294), (11, 15427540), (20, 8485147), (22, 7713770), (43, 3946580), (44, 3856885), (55, 3085508), (86, 1973290), (110, 1542754), (172, 986645), (215, 789316), (220, 771377), (430, 394658), (473, 358780), (860, 197329), (946, 179390), (1892, 89695), (2365, 71756), (4730, 35878), (9460, 17939)]