87796040

素因数分解:

$2^3\times 5^1\times {\mathrm{2194901}}^1$

素因数の和:2194912

約数の個数: 16

約数和(自身を含む): 197541180

約数和(自身を除く): 109745140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2194901, 4389802, 8779604, 10974505, 17559208, 21949010, 43898020, 87796040]

約数ペア:

[(1, 87796040), (2, 43898020), (4, 21949010), (5, 17559208), (8, 10974505), (10, 8779604), (20, 4389802), (40, 2194901)]