8889450380

素因数分解:

$2^2\times 5^1\times {\mathrm{444472519}}^1$

素因数の和:444472528

約数の個数: 12

約数和(自身を含む): 18667845840

約数和(自身を除く): 9778395460

約数列:

[1, 2, 4, 5, 10, 20, 444472519, 888945038, 1777890076, 2222362595, 4444725190, 8889450380]

約数ペア:

[(1, 8889450380), (2, 4444725190), (4, 2222362595), (5, 1777890076), (10, 888945038), (20, 444472519)]