40184440

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5807}}^1$

素因数の和:5991

約数の個数: 32

約数和(自身を含む): 90953280

約数和(自身を除く): 50768840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 5807, 6920, 11614, 23228, 29035, 46456, 58070, 116140, 232280, 1004611, 2009222, 4018444, 5023055, 8036888, 10046110, 20092220, 40184440]

約数ペア:

[(1, 40184440), (2, 20092220), (4, 10046110), (5, 8036888), (8, 5023055), (10, 4018444), (20, 2009222), (40, 1004611), (173, 232280), (346, 116140), (692, 58070), (865, 46456), (1384, 29035), (1730, 23228), (3460, 11614), (5807, 6920)]