204931580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1463797}}^1$

素因数の和:1463813

約数の個数: 24

約数和(自身を含む): 491836128

約数和(自身を除く): 286904548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1463797, 2927594, 5855188, 7318985, 10246579, 14637970, 20493158, 29275940, 40986316, 51232895, 102465790, 204931580]

約数ペア:

[(1, 204931580), (2, 102465790), (4, 51232895), (5, 40986316), (7, 29275940), (10, 20493158), (14, 14637970), (20, 10246579), (28, 7318985), (35, 5855188), (70, 2927594), (140, 1463797)]