385340080

素因数分解:

$2^4\times 5^1\times {\mathrm{4816751}}^1$

素因数の和:4816764

約数の個数: 20

約数和(自身を含む): 895915872

約数和(自身を除く): 510575792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4816751, 9633502, 19267004, 24083755, 38534008, 48167510, 77068016, 96335020, 192670040, 385340080]

約数ペア:

[(1, 385340080), (2, 192670040), (4, 96335020), (5, 77068016), (8, 48167510), (10, 38534008), (16, 24083755), (20, 19267004), (40, 9633502), (80, 4816751)]