208048940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{945677}}^1$

素因数の和:945697

約数の個数: 24

約数和(自身を含む): 476621712

約数和(自身を除く): 268572772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 945677, 1891354, 3782708, 4728385, 9456770, 10402447, 18913540, 20804894, 41609788, 52012235, 104024470, 208048940]

約数ペア:

[(1, 208048940), (2, 104024470), (4, 52012235), (5, 41609788), (10, 20804894), (11, 18913540), (20, 10402447), (22, 9456770), (44, 4728385), (55, 3782708), (110, 1891354), (220, 945677)]