2802381080

素因数分解:

$2^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{89021}}^1$

素因数の和:89819

約数の個数: 32

約数和(自身を含む): 6313440240

約数和(自身を除く): 3511059160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 787, 1574, 3148, 3935, 6296, 7870, 15740, 31480, 89021, 178042, 356084, 445105, 712168, 890210, 1780420, 3560840, 70059527, 140119054, 280238108, 350297635, 560476216, 700595270, 1401190540, 2802381080]

約数ペア:

[(1, 2802381080), (2, 1401190540), (4, 700595270), (5, 560476216), (8, 350297635), (10, 280238108), (20, 140119054), (40, 70059527), (787, 3560840), (1574, 1780420), (3148, 890210), (3935, 712168), (6296, 445105), (7870, 356084), (15740, 178042), (31480, 89021)]