7157620

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2143}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 15128064

約数和(自身を除く): 7970444

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 2143, 3340, 4286, 8572, 10715, 21430, 42860, 357881, 715762, 1431524, 1789405, 3578810, 7157620]

約数ペア:

[(1, 7157620), (2, 3578810), (4, 1789405), (5, 1431524), (10, 715762), (20, 357881), (167, 42860), (334, 21430), (668, 10715), (835, 8572), (1670, 4286), (2143, 3340)]