24871240

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{967}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 56105280

約数和(自身を除く): 31234040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 967, 1286, 1934, 2572, 3215, 3868, 4835, 5144, 6430, 7736, 9670, 12860, 19340, 25720, 38680, 621781, 1243562, 2487124, 3108905, 4974248, 6217810, 12435620, 24871240]

約数ペア:

[(1, 24871240), (2, 12435620), (4, 6217810), (5, 4974248), (8, 3108905), (10, 2487124), (20, 1243562), (40, 621781), (643, 38680), (967, 25720), (1286, 19340), (1934, 12860), (2572, 9670), (3215, 7736), (3868, 6430), (4835, 5144)]