20889780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348163}}^1$

素因数の和:348175

約数の個数: 24

約数和(自身を含む): 58491552

約数和(自身を除く): 37601772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348163, 696326, 1044489, 1392652, 1740815, 2088978, 3481630, 4177956, 5222445, 6963260, 10444890, 20889780]

約数ペア:

[(1, 20889780), (2, 10444890), (3, 6963260), (4, 5222445), (5, 4177956), (6, 3481630), (10, 2088978), (12, 1740815), (15, 1392652), (20, 1044489), (30, 696326), (60, 348163)]