40109948080

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{502883}}^1$

素因数の和:503893

約数の個数: 40

約数和(自身を含む): 93349351152

約数和(自身を除く): 53239403072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 3988, 4985, 7976, 9970, 15952, 19940, 39880, 79760, 502883, 1005766, 2011532, 2514415, 4023064, 5028830, 8046128, 10057660, 20115320, 40230640, 501374351, 1002748702, 2005497404, 2506871755, 4010994808, 5013743510, 8021989616, 10027487020, 20054974040, 40109948080]

約数ペア:

[(1, 40109948080), (2, 20054974040), (4, 10027487020), (5, 8021989616), (8, 5013743510), (10, 4010994808), (16, 2506871755), (20, 2005497404), (40, 1002748702), (80, 501374351), (997, 40230640), (1994, 20115320), (3988, 10057660), (4985, 8046128), (7976, 5028830), (9970, 4023064), (15952, 2514415), (19940, 2011532), (39880, 1005766), (79760, 502883)]