4518140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1867}}^1$

素因数の和:1898

約数の個数: 36

約数和(自身を含む): 10434648

約数和(自身を除く): 5916508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1867, 2420, 3734, 7468, 9335, 18670, 20537, 37340, 41074, 82148, 102685, 205370, 225907, 410740, 451814, 903628, 1129535, 2259070, 4518140]

約数ペア:

[(1, 4518140), (2, 2259070), (4, 1129535), (5, 903628), (10, 451814), (11, 410740), (20, 225907), (22, 205370), (44, 102685), (55, 82148), (110, 41074), (121, 37340), (220, 20537), (242, 18670), (484, 9335), (605, 7468), (1210, 3734), (1867, 2420)]