242545840

素因数分解:

$2^4\times 5^1\times {\mathrm{3031823}}^1$

素因数の和:3031836

約数の個数: 20

約数和(自身を含む): 563919264

約数和(自身を除く): 321373424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3031823, 6063646, 12127292, 15159115, 24254584, 30318230, 48509168, 60636460, 121272920, 242545840]

約数ペア:

[(1, 242545840), (2, 121272920), (4, 60636460), (5, 48509168), (8, 30318230), (10, 24254584), (16, 15159115), (20, 12127292), (40, 6063646), (80, 3031823)]