220150940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{478589}}^1$

素因数の和:478621

約数の個数: 24

約数和(自身を含む): 482418720

約数和(自身を除く): 262267780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 478589, 957178, 1914356, 2392945, 4785890, 9571780, 11007547, 22015094, 44030188, 55037735, 110075470, 220150940]

約数ペア:

[(1, 220150940), (2, 110075470), (4, 55037735), (5, 44030188), (10, 22015094), (20, 11007547), (23, 9571780), (46, 4785890), (92, 2392945), (115, 1914356), (230, 957178), (460, 478589)]