284305520

素因数分解:

$2^4\times 5^1\times {\mathrm{3553819}}^1$

素因数の和:3553832

約数の個数: 20

約数和(自身を含む): 661010520

約数和(自身を除く): 376705000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3553819, 7107638, 14215276, 17769095, 28430552, 35538190, 56861104, 71076380, 142152760, 284305520]

約数ペア:

[(1, 284305520), (2, 142152760), (4, 71076380), (5, 56861104), (8, 35538190), (10, 28430552), (16, 17769095), (20, 14215276), (40, 7107638), (80, 3553819)]