1120090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1109}}^1$

素因数の和:1217

約数の個数: 16

約数和(自身を含む): 2037960

約数和(自身を除く): 917870

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 1109, 2218, 5545, 11090, 112009, 224018, 560045, 1120090]

約数ペア:

[(1, 1120090), (2, 560045), (5, 224018), (10, 112009), (101, 11090), (202, 5545), (505, 2218), (1010, 1109)]