20116220

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6661}}^1$

素因数の和:6821

約数の個数: 24

約数和(自身を含む): 42530208

約数和(自身を除く): 22413988

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 6661, 13322, 26644, 33305, 66610, 133220, 1005811, 2011622, 4023244, 5029055, 10058110, 20116220]

約数ペア:

[(1, 20116220), (2, 10058110), (4, 5029055), (5, 4023244), (10, 2011622), (20, 1005811), (151, 133220), (302, 66610), (604, 33305), (755, 26644), (1510, 13322), (3020, 6661)]