85722140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{612301}}^1$

素因数の和:612317

約数の個数: 24

約数和(自身を含む): 205733472

約数和(自身を除く): 120011332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 612301, 1224602, 2449204, 3061505, 4286107, 6123010, 8572214, 12246020, 17144428, 21430535, 42861070, 85722140]

約数ペア:

[(1, 85722140), (2, 42861070), (4, 21430535), (5, 17144428), (7, 12246020), (10, 8572214), (14, 6123010), (20, 4286107), (28, 3061505), (35, 2449204), (70, 1224602), (140, 612301)]