8986460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{64189}}^1$

素因数の和:64205

約数の個数: 24

約数和(自身を含む): 21567840

約数和(自身を除く): 12581380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 64189, 128378, 256756, 320945, 449323, 641890, 898646, 1283780, 1797292, 2246615, 4493230, 8986460]

約数ペア:

[(1, 8986460), (2, 4493230), (4, 2246615), (5, 1797292), (7, 1283780), (10, 898646), (14, 641890), (20, 449323), (28, 320945), (35, 256756), (70, 128378), (140, 64189)]