508745420

素因数分解:

$2^2\times 5^1\times {\mathrm{25437271}}^1$

素因数の和:25437280

約数の個数: 12

約数和(自身を含む): 1068365424

約数和(自身を除く): 559620004

約数列:

[1, 2, 4, 5, 10, 20, 25437271, 50874542, 101749084, 127186355, 254372710, 508745420]

約数ペア:

[(1, 508745420), (2, 254372710), (4, 127186355), (5, 101749084), (10, 50874542), (20, 25437271)]