171522340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{70877}}^1$

素因数の和:70908

約数の個数: 36

約数和(自身を含む): 395924508

約数和(自身を除く): 224402168

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 70877, 141754, 283508, 354385, 708770, 779647, 1417540, 1559294, 3118588, 3898235, 7796470, 8576117, 15592940, 17152234, 34304468, 42880585, 85761170, 171522340]

約数ペア:

[(1, 171522340), (2, 85761170), (4, 42880585), (5, 34304468), (10, 17152234), (11, 15592940), (20, 8576117), (22, 7796470), (44, 3898235), (55, 3118588), (110, 1559294), (121, 1417540), (220, 779647), (242, 708770), (484, 354385), (605, 283508), (1210, 141754), (2420, 70877)]