1820021260

素因数分解:

$2^2\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{50867}}^1$

素因数の和:52665

約数の個数: 24

約数和(自身を含む): 3824256240

約数和(自身を除く): 2004234980

約数列:

[1, 2, 4, 5, 10, 20, 1789, 3578, 7156, 8945, 17890, 35780, 50867, 101734, 203468, 254335, 508670, 1017340, 91001063, 182002126, 364004252, 455005315, 910010630, 1820021260]

約数ペア:

[(1, 1820021260), (2, 910010630), (4, 455005315), (5, 364004252), (10, 182002126), (20, 91001063), (1789, 1017340), (3578, 508670), (7156, 254335), (8945, 203468), (17890, 101734), (35780, 50867)]