1949852050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{438169}}^1$

素因数の和:438270

約数の個数: 24

約数和(自身を含む): 3667482900

約数和(自身を除く): 1717630850

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 438169, 876338, 2190845, 4381690, 10954225, 21908450, 38997041, 77994082, 194985205, 389970410, 974926025, 1949852050]

約数ペア:

[(1, 1949852050), (2, 974926025), (5, 389970410), (10, 194985205), (25, 77994082), (50, 38997041), (89, 21908450), (178, 10954225), (445, 4381690), (890, 2190845), (2225, 876338), (4450, 438169)]