200455420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911161}}^1$

素因数の和:911181

約数の個数: 24

約数和(自身を含む): 459225648

約数和(自身を除く): 258770228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 911161, 1822322, 3644644, 4555805, 9111610, 10022771, 18223220, 20045542, 40091084, 50113855, 100227710, 200455420]

約数ペア:

[(1, 200455420), (2, 100227710), (4, 50113855), (5, 40091084), (10, 20045542), (11, 18223220), (20, 10022771), (22, 9111610), (44, 4555805), (55, 3644644), (110, 1822322), (220, 911161)]