8870540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63361}}^1$

素因数の和:63377

約数の個数: 24

約数和(自身を含む): 21289632

約数和(自身を除く): 12419092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63361, 126722, 253444, 316805, 443527, 633610, 887054, 1267220, 1774108, 2217635, 4435270, 8870540]

約数ペア:

[(1, 8870540), (2, 4435270), (4, 2217635), (5, 1774108), (7, 1267220), (10, 887054), (14, 633610), (20, 443527), (28, 316805), (35, 253444), (70, 126722), (140, 63361)]