25472020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181943}}^1$

素因数の和:181959

約数の個数: 24

約数和(自身を含む): 61133184

約数和(自身を除く): 35661164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181943, 363886, 727772, 909715, 1273601, 1819430, 2547202, 3638860, 5094404, 6368005, 12736010, 25472020]

約数ペア:

[(1, 25472020), (2, 12736010), (4, 6368005), (5, 5094404), (7, 3638860), (10, 2547202), (14, 1819430), (20, 1273601), (28, 909715), (35, 727772), (70, 363886), (140, 181943)]