11617520

素因数分解:

$2^4\times 5^1\times {\mathrm{145219}}^1$

素因数の和:145232

約数の個数: 20

約数和(自身を含む): 27010920

約数和(自身を除く): 15393400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145219, 290438, 580876, 726095, 1161752, 1452190, 2323504, 2904380, 5808760, 11617520]

約数ペア:

[(1, 11617520), (2, 5808760), (4, 2904380), (5, 2323504), (8, 1452190), (10, 1161752), (16, 726095), (20, 580876), (40, 290438), (80, 145219)]