1900808220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31680137}}^1$

素因数の和:31680149

約数の個数: 24

約数和(自身を含む): 5322263184

約数和(自身を除く): 3421454964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 31680137, 63360274, 95040411, 126720548, 158400685, 190080822, 316801370, 380161644, 475202055, 633602740, 950404110, 1900808220]

約数ペア:

[(1, 1900808220), (2, 950404110), (3, 633602740), (4, 475202055), (5, 380161644), (6, 316801370), (10, 190080822), (12, 158400685), (15, 126720548), (20, 95040411), (30, 63360274), (60, 31680137)]