20906300

素因数分解:

$2^2\times 5^2\times {\mathrm{209063}}^1$

素因数の和:209077

約数の個数: 18

約数和(自身を含む): 45366888

約数和(自身を除く): 24460588

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 209063, 418126, 836252, 1045315, 2090630, 4181260, 5226575, 10453150, 20906300]

約数ペア:

[(1, 20906300), (2, 10453150), (4, 5226575), (5, 4181260), (10, 2090630), (20, 1045315), (25, 836252), (50, 418126), (100, 209063)]