2190520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1$

素因数の和:2415

約数の個数: 32

約数和(自身を含む): 5145120

約数和(自身を除く): 2954600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2381, 4762, 9524, 11905, 19048, 23810, 47620, 54763, 95240, 109526, 219052, 273815, 438104, 547630, 1095260, 2190520]

約数ペア:

[(1, 2190520), (2, 1095260), (4, 547630), (5, 438104), (8, 273815), (10, 219052), (20, 109526), (23, 95240), (40, 54763), (46, 47620), (92, 23810), (115, 19048), (184, 11905), (230, 9524), (460, 4762), (920, 2381)]