2078941100

素因数分解:

$2^2\times 5^2\times {\mathrm{20789411}}^1$

素因数の和:20789425

約数の個数: 18

約数和(自身を含む): 4511302404

約数和(自身を除く): 2432361304

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20789411, 41578822, 83157644, 103947055, 207894110, 415788220, 519735275, 1039470550, 2078941100]

約数ペア:

[(1, 2078941100), (2, 1039470550), (4, 519735275), (5, 415788220), (10, 207894110), (20, 103947055), (25, 83157644), (50, 41578822), (100, 20789411)]