155449780

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{33941}}^1$

素因数の和:34179

約数の個数: 24

約数和(自身を含む): 327879720

約数和(自身を除く): 172429940

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 33941, 67882, 135764, 169705, 339410, 678820, 7772489, 15544978, 31089956, 38862445, 77724890, 155449780]

約数ペア:

[(1, 155449780), (2, 77724890), (4, 38862445), (5, 31089956), (10, 15544978), (20, 7772489), (229, 678820), (458, 339410), (916, 169705), (1145, 135764), (2290, 67882), (4580, 33941)]