53871020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{857}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 129729600

約数和(自身を除く): 75858580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 449, 857, 898, 1714, 1796, 2245, 3143, 3428, 4285, 4490, 5999, 6286, 8570, 8980, 11998, 12572, 15715, 17140, 23996, 29995, 31430, 59990, 62860, 119980, 384793, 769586, 1539172, 1923965, 2693551, 3847930, 5387102, 7695860, 10774204, 13467755, 26935510, 53871020]

約数ペア:

[(1, 53871020), (2, 26935510), (4, 13467755), (5, 10774204), (7, 7695860), (10, 5387102), (14, 3847930), (20, 2693551), (28, 1923965), (35, 1539172), (70, 769586), (140, 384793), (449, 119980), (857, 62860), (898, 59990), (1714, 31430), (1796, 29995), (2245, 23996), (3143, 17140), (3428, 15715), (4285, 12572), (4490, 11998), (5999, 8980), (6286, 8570)]