88897720

素因数分解:

$2^3\times 5^1\times {\mathrm{2222443}}^1$

素因数の和:2222454

約数の個数: 16

約数和(自身を含む): 200019960

約数和(自身を除く): 111122240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2222443, 4444886, 8889772, 11112215, 17779544, 22224430, 44448860, 88897720]

約数ペア:

[(1, 88897720), (2, 44448860), (4, 22224430), (5, 17779544), (8, 11112215), (10, 8889772), (20, 4444886), (40, 2222443)]