289732460

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{135389}}^1$

素因数の和:135505

約数の個数: 24

約数和(自身を含む): 614129040

約数和(自身を除く): 324396580

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 135389, 270778, 541556, 676945, 1353890, 2707780, 14486623, 28973246, 57946492, 72433115, 144866230, 289732460]

約数ペア:

[(1, 289732460), (2, 144866230), (4, 72433115), (5, 57946492), (10, 28973246), (20, 14486623), (107, 2707780), (214, 1353890), (428, 676945), (535, 541556), (1070, 270778), (2140, 135389)]