1960900

素因数分解:

$2^2\times 5^2\times {\mathrm{19609}}^1$

素因数の和:19623

約数の個数: 18

約数和(自身を含む): 4255370

約数和(自身を除く): 2294470

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 19609, 39218, 78436, 98045, 196090, 392180, 490225, 980450, 1960900]

約数ペア:

[(1, 1960900), (2, 980450), (4, 490225), (5, 392180), (10, 196090), (20, 98045), (25, 78436), (50, 39218), (100, 19609)]