6981940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{49871}}^1$

素因数の和:49887

約数の個数: 24

約数和(自身を含む): 16756992

約数和(自身を除く): 9775052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 49871, 99742, 199484, 249355, 349097, 498710, 698194, 997420, 1396388, 1745485, 3490970, 6981940]

約数ペア:

[(1, 6981940), (2, 3490970), (4, 1745485), (5, 1396388), (7, 997420), (10, 698194), (14, 498710), (20, 349097), (28, 249355), (35, 199484), (70, 99742), (140, 49871)]