248996820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4149947}}^1$

素因数の和:4149959

約数の個数: 24

約数和(自身を含む): 697191264

約数和(自身を除く): 448194444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4149947, 8299894, 12449841, 16599788, 20749735, 24899682, 41499470, 49799364, 62249205, 82998940, 124498410, 248996820]

約数ペア:

[(1, 248996820), (2, 124498410), (3, 82998940), (4, 62249205), (5, 49799364), (6, 41499470), (10, 24899682), (12, 20749735), (15, 16599788), (20, 12449841), (30, 8299894), (60, 4149947)]