6221440

素因数分解:

$2^7\times 5^1\times {\mathrm{9721}}^1$

素因数の和:9740

約数の個数: 32

約数和(自身を含む): 14874660

約数和(自身を除く): 8653220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 9721, 19442, 38884, 48605, 77768, 97210, 155536, 194420, 311072, 388840, 622144, 777680, 1244288, 1555360, 3110720, 6221440]

約数ペア:

[(1, 6221440), (2, 3110720), (4, 1555360), (5, 1244288), (8, 777680), (10, 622144), (16, 388840), (20, 311072), (32, 194420), (40, 155536), (64, 97210), (80, 77768), (128, 48605), (160, 38884), (320, 19442), (640, 9721)]