2162920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2351}}^1$

素因数の和:2385

約数の個数: 32

約数和(自身を含む): 5080320

約数和(自身を除く): 2917400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2351, 4702, 9404, 11755, 18808, 23510, 47020, 54073, 94040, 108146, 216292, 270365, 432584, 540730, 1081460, 2162920]

約数ペア:

[(1, 2162920), (2, 1081460), (4, 540730), (5, 432584), (8, 270365), (10, 216292), (20, 108146), (23, 94040), (40, 54073), (46, 47020), (92, 23510), (115, 18808), (184, 11755), (230, 9404), (460, 4702), (920, 2351)]