121815520

素因数分解:

$2^5\times 5^1\times {\mathrm{761347}}^1$

素因数の和:761362

約数の個数: 24

約数和(自身を含む): 287789544

約数和(自身を除く): 165974024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 761347, 1522694, 3045388, 3806735, 6090776, 7613470, 12181552, 15226940, 24363104, 30453880, 60907760, 121815520]

約数ペア:

[(1, 121815520), (2, 60907760), (4, 30453880), (5, 24363104), (8, 15226940), (10, 12181552), (16, 7613470), (20, 6090776), (32, 3806735), (40, 3045388), (80, 1522694), (160, 761347)]