74409580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{531497}}^1$

素因数の和:531513

約数の個数: 24

約数和(自身を含む): 178583328

約数和(自身を除く): 104173748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 531497, 1062994, 2125988, 2657485, 3720479, 5314970, 7440958, 10629940, 14881916, 18602395, 37204790, 74409580]

約数ペア:

[(1, 74409580), (2, 37204790), (4, 18602395), (5, 14881916), (7, 10629940), (10, 7440958), (14, 5314970), (20, 3720479), (28, 2657485), (35, 2125988), (70, 1062994), (140, 531497)]