88897520

素因数分解:

$2^4\times 5^1\times {\mathrm{1111219}}^1$

素因数の和:1111232

約数の個数: 20

約数和(自身を含む): 206686920

約数和(自身を除く): 117789400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1111219, 2222438, 4444876, 5556095, 8889752, 11112190, 17779504, 22224380, 44448760, 88897520]

約数ペア:

[(1, 88897520), (2, 44448760), (4, 22224380), (5, 17779504), (8, 11112190), (10, 8889752), (16, 5556095), (20, 4444876), (40, 2222438), (80, 1111219)]