1282540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9161}}^1$

素因数の和:9177

約数の個数: 24

約数和(自身を含む): 3078432

約数和(自身を除く): 1795892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9161, 18322, 36644, 45805, 64127, 91610, 128254, 183220, 256508, 320635, 641270, 1282540]

約数ペア:

[(1, 1282540), (2, 641270), (4, 320635), (5, 256508), (7, 183220), (10, 128254), (14, 91610), (20, 64127), (28, 45805), (35, 36644), (70, 18322), (140, 9161)]