99729620

素因数分解:

$2^2\times 5^1\times {\mathrm{4986481}}^1$

素因数の和:4986490

約数の個数: 12

約数和(自身を含む): 209432244

約数和(自身を除く): 109702624

約数列:

[1, 2, 4, 5, 10, 20, 4986481, 9972962, 19945924, 24932405, 49864810, 99729620]

約数ペア:

[(1, 99729620), (2, 49864810), (4, 24932405), (5, 19945924), (10, 9972962), (20, 4986481)]