20249905840

素因数分解:

$2^4\times 5^1\times {\mathrm{253123823}}^1$

素因数の和:253123836

約数の個数: 20

約数和(自身を含む): 47081031264

約数和(自身を除く): 26831125424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 253123823, 506247646, 1012495292, 1265619115, 2024990584, 2531238230, 4049981168, 5062476460, 10124952920, 20249905840]

約数ペア:

[(1, 20249905840), (2, 10124952920), (4, 5062476460), (5, 4049981168), (8, 2531238230), (10, 2024990584), (16, 1265619115), (20, 1012495292), (40, 506247646), (80, 253123823)]