77849660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{556069}}^1$

素因数の和:556085

約数の個数: 24

約数和(自身を含む): 186839520

約数和(自身を除く): 108989860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 556069, 1112138, 2224276, 2780345, 3892483, 5560690, 7784966, 11121380, 15569932, 19462415, 38924830, 77849660]

約数ペア:

[(1, 77849660), (2, 38924830), (4, 19462415), (5, 15569932), (7, 11121380), (10, 7784966), (14, 5560690), (20, 3892483), (28, 2780345), (35, 2224276), (70, 1112138), (140, 556069)]