27480804940

素因数分解:

$2^2\times 5^1\times {\mathrm{1374040247}}^1$

素因数の和:1374040256

約数の個数: 12

約数和(自身を含む): 57709690416

約数和(自身を除く): 30228885476

約数列:

[1, 2, 4, 5, 10, 20, 1374040247, 2748080494, 5496160988, 6870201235, 13740402470, 27480804940]

約数ペア:

[(1, 27480804940), (2, 13740402470), (4, 6870201235), (5, 5496160988), (10, 2748080494), (20, 1374040247)]