143515820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1025113}}^1$

素因数の和:1025129

約数の個数: 24

約数和(自身を含む): 344438304

約数和(自身を除く): 200922484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1025113, 2050226, 4100452, 5125565, 7175791, 10251130, 14351582, 20502260, 28703164, 35878955, 71757910, 143515820]

約数ペア:

[(1, 143515820), (2, 71757910), (4, 35878955), (5, 28703164), (7, 20502260), (10, 14351582), (14, 10251130), (20, 7175791), (28, 5125565), (35, 4100452), (70, 2050226), (140, 1025113)]