2277220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{941}}^1$

素因数の和:972

約数の個数: 36

約数和(自身を含む): 5262012

約数和(自身を除く): 2984792

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 941, 1210, 1882, 2420, 3764, 4705, 9410, 10351, 18820, 20702, 41404, 51755, 103510, 113861, 207020, 227722, 455444, 569305, 1138610, 2277220]

約数ペア:

[(1, 2277220), (2, 1138610), (4, 569305), (5, 455444), (10, 227722), (11, 207020), (20, 113861), (22, 103510), (44, 51755), (55, 41404), (110, 20702), (121, 18820), (220, 10351), (242, 9410), (484, 4705), (605, 3764), (941, 2420), (1210, 1882)]