12440540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{88861}}^1$

素因数の和:88877

約数の個数: 24

約数和(自身を含む): 29857632

約数和(自身を除く): 17417092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 88861, 177722, 355444, 444305, 622027, 888610, 1244054, 1777220, 2488108, 3110135, 6220270, 12440540]

約数ペア:

[(1, 12440540), (2, 6220270), (4, 3110135), (5, 2488108), (7, 1777220), (10, 1244054), (14, 888610), (20, 622027), (28, 444305), (35, 355444), (70, 177722), (140, 88861)]