68502940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28307}}^1$

素因数の和:28338

約数の個数: 36

約数和(自身を含む): 158128488

約数和(自身を除く): 89625548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 28307, 56614, 113228, 141535, 283070, 311377, 566140, 622754, 1245508, 1556885, 3113770, 3425147, 6227540, 6850294, 13700588, 17125735, 34251470, 68502940]

約数ペア:

[(1, 68502940), (2, 34251470), (4, 17125735), (5, 13700588), (10, 6850294), (11, 6227540), (20, 3425147), (22, 3113770), (44, 1556885), (55, 1245508), (110, 622754), (121, 566140), (220, 311377), (242, 283070), (484, 141535), (605, 113228), (1210, 56614), (2420, 28307)]