40172480

素因数分解:

$2^6\times 5^1\times {\mathrm{125539}}^1$

素因数の和:125556

約数の個数: 28

約数和(自身を含む): 95661480

約数和(自身を除く): 55489000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 125539, 251078, 502156, 627695, 1004312, 1255390, 2008624, 2510780, 4017248, 5021560, 8034496, 10043120, 20086240, 40172480]

約数ペア:

[(1, 40172480), (2, 20086240), (4, 10043120), (5, 8034496), (8, 5021560), (10, 4017248), (16, 2510780), (20, 2008624), (32, 1255390), (40, 1004312), (64, 627695), (80, 502156), (160, 251078), (320, 125539)]