42519760

素因数分解:

$2^4\times 5^1\times {\mathrm{531497}}^1$

素因数の和:531510

約数の個数: 20

約数和(自身を含む): 98858628

約数和(自身を除く): 56338868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 531497, 1062994, 2125988, 2657485, 4251976, 5314970, 8503952, 10629940, 21259880, 42519760]

約数ペア:

[(1, 42519760), (2, 21259880), (4, 10629940), (5, 8503952), (8, 5314970), (10, 4251976), (16, 2657485), (20, 2125988), (40, 1062994), (80, 531497)]