20960360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22783}}^1$

素因数の和:22817

約数の個数: 32

約数和(自身を含む): 49213440

約数和(自身を除く): 28253080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 22783, 45566, 91132, 113915, 182264, 227830, 455660, 524009, 911320, 1048018, 2096036, 2620045, 4192072, 5240090, 10480180, 20960360]

約数ペア:

[(1, 20960360), (2, 10480180), (4, 5240090), (5, 4192072), (8, 2620045), (10, 2096036), (20, 1048018), (23, 911320), (40, 524009), (46, 455660), (92, 227830), (115, 182264), (184, 113915), (230, 91132), (460, 45566), (920, 22783)]