142745840

素因数分解:

$2^4\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1471}}^1$

素因数の和:2697

約数の個数: 40

約数和(自身を含む): 332383488

約数和(自身を除く): 189637648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1213, 1471, 2426, 2942, 4852, 5884, 6065, 7355, 9704, 11768, 12130, 14710, 19408, 23536, 24260, 29420, 48520, 58840, 97040, 117680, 1784323, 3568646, 7137292, 8921615, 14274584, 17843230, 28549168, 35686460, 71372920, 142745840]

約数ペア:

[(1, 142745840), (2, 71372920), (4, 35686460), (5, 28549168), (8, 17843230), (10, 14274584), (16, 8921615), (20, 7137292), (40, 3568646), (80, 1784323), (1213, 117680), (1471, 97040), (2426, 58840), (2942, 48520), (4852, 29420), (5884, 24260), (6065, 23536), (7355, 19408), (9704, 14710), (11768, 12130)]