248839420

素因数分解:

$2^2\times 5^1\times {\mathrm{2477}}^1\times {\mathrm{5023}}^1$

素因数の和:7509

約数の個数: 24

約数和(自身を含む): 522877824

約数和(自身を除く): 274038404

約数列:

[1, 2, 4, 5, 10, 20, 2477, 4954, 5023, 9908, 10046, 12385, 20092, 24770, 25115, 49540, 50230, 100460, 12441971, 24883942, 49767884, 62209855, 124419710, 248839420]

約数ペア:

[(1, 248839420), (2, 124419710), (4, 62209855), (5, 49767884), (10, 24883942), (20, 12441971), (2477, 100460), (4954, 50230), (5023, 49540), (9908, 25115), (10046, 24770), (12385, 20092)]