276278320

素因数分解:

$2^4\times 5^1\times {\mathrm{3453479}}^1$

素因数の和:3453492

約数の個数: 20

約数和(自身を含む): 642347280

約数和(自身を除く): 366068960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3453479, 6906958, 13813916, 17267395, 27627832, 34534790, 55255664, 69069580, 138139160, 276278320]

約数ペア:

[(1, 276278320), (2, 138139160), (4, 69069580), (5, 55255664), (8, 34534790), (10, 27627832), (16, 17267395), (20, 13813916), (40, 6906958), (80, 3453479)]