141359780

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{8609}}^1$

素因数の和:9439

約数の個数: 24

約数和(自身を含む): 297251640

約数和(自身を除く): 155891860

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 8210, 8609, 16420, 17218, 34436, 43045, 86090, 172180, 7067989, 14135978, 28271956, 35339945, 70679890, 141359780]

約数ペア:

[(1, 141359780), (2, 70679890), (4, 35339945), (5, 28271956), (10, 14135978), (20, 7067989), (821, 172180), (1642, 86090), (3284, 43045), (4105, 34436), (8210, 17218), (8609, 16420)]