61242940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{25307}}^1$

素因数の和:25338

約数の個数: 36

約数和(自身を含む): 141370488

約数和(自身を除く): 80127548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 25307, 50614, 101228, 126535, 253070, 278377, 506140, 556754, 1113508, 1391885, 2783770, 3062147, 5567540, 6124294, 12248588, 15310735, 30621470, 61242940]

約数ペア:

[(1, 61242940), (2, 30621470), (4, 15310735), (5, 12248588), (10, 6124294), (11, 5567540), (20, 3062147), (22, 2783770), (44, 1391885), (55, 1113508), (110, 556754), (121, 506140), (220, 278377), (242, 253070), (484, 126535), (605, 101228), (1210, 50614), (2420, 25307)]