556146580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2527939}}^1$

素因数の和:2527959

約数の個数: 24

約数和(自身を含む): 1274081760

約数和(自身を除く): 717935180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2527939, 5055878, 10111756, 12639695, 25279390, 27807329, 50558780, 55614658, 111229316, 139036645, 278073290, 556146580]

約数ペア:

[(1, 556146580), (2, 278073290), (4, 139036645), (5, 111229316), (10, 55614658), (11, 50558780), (20, 27807329), (22, 25279390), (44, 12639695), (55, 10111756), (110, 5055878), (220, 2527939)]