53642540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^2$

素因数の和:1254

約数の個数: 36

約数和(自身を含む): 128950416

約数和(自身を除く): 75307876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 1238, 2476, 3095, 4333, 6190, 8666, 12380, 17332, 21665, 43330, 86660, 383161, 766322, 1532644, 1915805, 2682127, 3831610, 5364254, 7663220, 10728508, 13410635, 26821270, 53642540]

約数ペア:

[(1, 53642540), (2, 26821270), (4, 13410635), (5, 10728508), (7, 7663220), (10, 5364254), (14, 3831610), (20, 2682127), (28, 1915805), (35, 1532644), (70, 766322), (140, 383161), (619, 86660), (1238, 43330), (2476, 21665), (3095, 17332), (4333, 12380), (6190, 8666)]