9081940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{64871}}^1$

素因数の和:64887

約数の個数: 24

約数和(自身を含む): 21796992

約数和(自身を除く): 12715052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 64871, 129742, 259484, 324355, 454097, 648710, 908194, 1297420, 1816388, 2270485, 4540970, 9081940]

約数ペア:

[(1, 9081940), (2, 4540970), (4, 2270485), (5, 1816388), (7, 1297420), (10, 908194), (14, 648710), (20, 454097), (28, 324355), (35, 259484), (70, 129742), (140, 64871)]