5355440

素因数分解:

$2^4\times 5^1\times {\mathrm{66943}}^1$

素因数の和:66956

約数の個数: 20

約数和(自身を含む): 12451584

約数和(自身を除く): 7096144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 66943, 133886, 267772, 334715, 535544, 669430, 1071088, 1338860, 2677720, 5355440]

約数ペア:

[(1, 5355440), (2, 2677720), (4, 1338860), (5, 1071088), (8, 669430), (10, 535544), (16, 334715), (20, 267772), (40, 133886), (80, 66943)]