171567140

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{15401}}^1$

素因数の和:15967

約数の個数: 24

約数和(自身を含む): 360961272

約数和(自身を除く): 189394132

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 15401, 30802, 61604, 77005, 154010, 308020, 8578357, 17156714, 34313428, 42891785, 85783570, 171567140]

約数ペア:

[(1, 171567140), (2, 85783570), (4, 42891785), (5, 34313428), (10, 17156714), (20, 8578357), (557, 308020), (1114, 154010), (2228, 77005), (2785, 61604), (5570, 30802), (11140, 15401)]