54571580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389797}}^1$

素因数の和:389813

約数の個数: 24

約数和(自身を含む): 130972128

約数和(自身を除く): 76400548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389797, 779594, 1559188, 1948985, 2728579, 3897970, 5457158, 7795940, 10914316, 13642895, 27285790, 54571580]

約数ペア:

[(1, 54571580), (2, 27285790), (4, 13642895), (5, 10914316), (7, 7795940), (10, 5457158), (14, 3897970), (20, 2728579), (28, 1948985), (35, 1559188), (70, 779594), (140, 389797)]