2109054520

素因数分解:

$2^3\times 5^1\times {\mathrm{52726363}}^1$

素因数の和:52726374

約数の個数: 16

約数和(自身を含む): 4745372760

約数和(自身を除く): 2636318240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52726363, 105452726, 210905452, 263631815, 421810904, 527263630, 1054527260, 2109054520]

約数ペア:

[(1, 2109054520), (2, 1054527260), (4, 527263630), (5, 421810904), (8, 263631815), (10, 210905452), (20, 105452726), (40, 52726363)]