212844820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{200797}}^1$

素因数の和:200859

約数の個数: 24

約数和(自身を含む): 455409864

約数和(自身を除く): 242565044

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 200797, 401594, 803188, 1003985, 2007970, 4015940, 10642241, 21284482, 42568964, 53211205, 106422410, 212844820]

約数ペア:

[(1, 212844820), (2, 106422410), (4, 53211205), (5, 42568964), (10, 21284482), (20, 10642241), (53, 4015940), (106, 2007970), (212, 1003985), (265, 803188), (530, 401594), (1060, 200797)]