201269420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{914861}}^1$

素因数の和:914881

約数の個数: 24

約数和(自身を含む): 461090448

約数和(自身を除く): 259821028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 914861, 1829722, 3659444, 4574305, 9148610, 10063471, 18297220, 20126942, 40253884, 50317355, 100634710, 201269420]

約数ペア:

[(1, 201269420), (2, 100634710), (4, 50317355), (5, 40253884), (10, 20126942), (11, 18297220), (20, 10063471), (22, 9148610), (44, 4574305), (55, 3659444), (110, 1829722), (220, 914861)]