109143160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389797}}^1$

素因数の和:389815

約数の個数: 32

約数和(自身を含む): 280654560

約数和(自身を除く): 171511400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389797, 779594, 1559188, 1948985, 2728579, 3118376, 3897970, 5457158, 7795940, 10914316, 13642895, 15591880, 21828632, 27285790, 54571580, 109143160]

約数ペア:

[(1, 109143160), (2, 54571580), (4, 27285790), (5, 21828632), (7, 15591880), (8, 13642895), (10, 10914316), (14, 7795940), (20, 5457158), (28, 3897970), (35, 3118376), (40, 2728579), (56, 1948985), (70, 1559188), (140, 779594), (280, 389797)]