26778080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23909}}^1$

素因数の和:23931

約数の個数: 48

約数和(自身を含む): 72303840

約数和(自身を除く): 45525760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 23909, 47818, 95636, 119545, 167363, 191272, 239090, 334726, 382544, 478180, 669452, 765088, 836815, 956360, 1338904, 1673630, 1912720, 2677808, 3347260, 3825440, 5355616, 6694520, 13389040, 26778080]

約数ペア:

[(1, 26778080), (2, 13389040), (4, 6694520), (5, 5355616), (7, 3825440), (8, 3347260), (10, 2677808), (14, 1912720), (16, 1673630), (20, 1338904), (28, 956360), (32, 836815), (35, 765088), (40, 669452), (56, 478180), (70, 382544), (80, 334726), (112, 239090), (140, 191272), (160, 167363), (224, 119545), (280, 95636), (560, 47818), (1120, 23909)]