154017520

素因数分解:

$2^4\times 5^1\times {\mathrm{1925219}}^1$

素因数の和:1925232

約数の個数: 20

約数和(自身を含む): 358090920

約数和(自身を除く): 204073400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1925219, 3850438, 7700876, 9626095, 15401752, 19252190, 30803504, 38504380, 77008760, 154017520]

約数ペア:

[(1, 154017520), (2, 77008760), (4, 38504380), (5, 30803504), (8, 19252190), (10, 15401752), (16, 9626095), (20, 7700876), (40, 3850438), (80, 1925219)]