410257520

素因数分解:

$2^4\times 5^1\times {\mathrm{5128219}}^1$

素因数の和:5128232

約数の個数: 20

約数和(自身を含む): 953848920

約数和(自身を除く): 543591400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5128219, 10256438, 20512876, 25641095, 41025752, 51282190, 82051504, 102564380, 205128760, 410257520]

約数ペア:

[(1, 410257520), (2, 205128760), (4, 102564380), (5, 82051504), (8, 51282190), (10, 41025752), (16, 25641095), (20, 20512876), (40, 10256438), (80, 5128219)]