57207080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{204311}}^1$

素因数の和:204329

約数の個数: 32

約数和(自身を含む): 147104640

約数和(自身を除く): 89897560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 204311, 408622, 817244, 1021555, 1430177, 1634488, 2043110, 2860354, 4086220, 5720708, 7150885, 8172440, 11441416, 14301770, 28603540, 57207080]

約数ペア:

[(1, 57207080), (2, 28603540), (4, 14301770), (5, 11441416), (7, 8172440), (8, 7150885), (10, 5720708), (14, 4086220), (20, 2860354), (28, 2043110), (35, 1634488), (40, 1430177), (56, 1021555), (70, 817244), (140, 408622), (280, 204311)]