2742808220890

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1392288437}}^1$

素因数の和:1392288641

約数の個数: 16

約数和(自身を含む): 4962115993032

約数和(自身を除く): 2219307772142

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 1392288437, 2784576874, 6961442185, 13922884370, 274280822089, 548561644178, 1371404110445, 2742808220890]

約数ペア:

[(1, 2742808220890), (2, 1371404110445), (5, 548561644178), (10, 274280822089), (197, 13922884370), (394, 6961442185), (985, 2784576874), (1970, 1392288437)]