12631780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{90227}}^1$

素因数の和:90243

約数の個数: 24

約数和(自身を含む): 30316608

約数和(自身を除く): 17684828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 90227, 180454, 360908, 451135, 631589, 902270, 1263178, 1804540, 2526356, 3157945, 6315890, 12631780]

約数ペア:

[(1, 12631780), (2, 6315890), (4, 3157945), (5, 2526356), (7, 1804540), (10, 1263178), (14, 902270), (20, 631589), (28, 451135), (35, 360908), (70, 180454), (140, 90227)]